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    <div class="moz-cite-prefix">On 5/22/2018 4:23 PM, Andres Galante
      wrote:<br>
    </div>
    <blockquote type="cite"
cite="mid:CACAO5hfDxKy2T3-5f96zPBF00Ax_4v_7VGjAyr-x91GDyN2N0Q@mail.gmail.com">
      <div dir="ltr">Leslie has been meeting with different team to take
        this decisions based on their requirements and roadmaps. She is
        on vacation this week so we can probably continue this
        discussing next week.
        <div><br>
        </div>
        <div>Here is my reasoning:
          <div><br>
          </div>
          <div>IE11 is a burden, not only because we can't use css
            variables and grid among other modern CSS features but also
            because it increases the time of development to write
            fallbacks and testing and it makes the codebase harder to
            maintain.</div>
          <div><br>
          </div>
          <div>Patternfly next beta will out during the next 6 month-ish
            and a stable version probably by the end of the year or
            beginning of the next. By the time we have a stable version
            and projects start adopting it, it's a safe assumption that
            IE11 will be irrelevant.</div>
          <div><br>
          </div>
          <div>Does it make sense?</div>
        </div>
      </div>
    </blockquote>
    I think your reasoning makes perfect sense.<br>
    <br>
    On the other hand, we can't just ignore 2% to 7% of our user base. 
    Even if IE11 is down to 1% of the market, we will still need a
    solution.   If 1 out of 100 users can't use your web site then you
    are in trouble.<br>
    <br>
    If there is an effective pollyfill available then I think that would
    be good enough for us.  <br>
    <br>
    <blockquote type="cite"
cite="mid:CACAO5hfDxKy2T3-5f96zPBF00Ax_4v_7VGjAyr-x91GDyN2N0Q@mail.gmail.com">
      <div dir="ltr">
        <div>
          <div><br>
          </div>
          <div><br>
          </div>
          <div><br>
          </div>
        </div>
      </div>
      <div class="gmail_extra"><br>
        <div class="gmail_quote">On Tue, May 22, 2018 at 5:01 PM, Stan
          Silvert <span dir="ltr"><<a
              href="mailto:ssilvert@redhat.com" target="_blank"
              moz-do-not-send="true">ssilvert@redhat.com</a>></span>
          wrote:<br>
          <blockquote class="gmail_quote" style="margin:0 0 0
            .8ex;border-left:1px #ccc solid;padding-left:1ex">
            <div text="#000000" bgcolor="#FFFFFF">
              <div class="m_-8500766420999206297moz-cite-prefix">Maybe
                we can load a polyfill when we detect IE11?<br>
                <br>
                Would this work for all the new features you plan to use
                Andres?
                <div>
                  <div class="h5"><br>
                    <br>
                    On 5/22/2018 3:31 PM, Stian Thorgersen wrote:<br>
                  </div>
                </div>
              </div>
              <div>
                <div class="h5">
                  <blockquote type="cite">
                    <div dir="ltr">On <a href="http://keycloak.org"
                        target="_blank" moz-do-not-send="true">keycloak.org</a>
                      we have ~5% on IE11 this year. Of IE users 95% of
                      our users are on IE11.
                      <div><br>
                      </div>
                      <div>Looking at <a
                          href="https://www.w3counter.com/globalstats.php"
                          target="_blank" moz-do-not-send="true">https://www.w3counter.com/<wbr>globalstats.php</a>
                        there's 2.81% for IE11. On <a
                          href="http://gs.statcounter.com/browser-market-share/desktop/worldwide"
                          target="_blank" moz-do-not-send="true">http://gs.statcounter.com/<wbr>browser-market-share/desktop/<wbr>worldwide</a>
                        it says 7.17%, which I assume is mostly IE11.
                        They don't give details on individual versions
                        as far as I can see.</div>
                      <div><br>
                      </div>
                      <div>From my understanding there's still a lot of
                        folks on Windows XP in the world and a good
                        proportion has not updated to Edge. I remember
                        how long it took to get rid of IE6.</div>
                      <div><br>
                      </div>
                      <div>For RH-SSO and Keycloak we have login pages
                        as well as the account management console that
                        both should be available to most users.
                        Available is subjective of course, but if
                        there's CSS variables used which is not
                        supported at all on IE11 I would assume it would
                        look very bad on IE11?</div>
                    </div>
                    <div class="gmail_extra"><br>
                      <div class="gmail_quote">On 22 May 2018 at 21:05,
                        Andres Galante <span dir="ltr"><<a
                            href="mailto:agalante@redhat.com"
                            target="_blank" moz-do-not-send="true">agalante@redhat.com</a>></span>
                        wrote:<br>
                        <blockquote class="gmail_quote" style="margin:0
                          0 0 .8ex;border-left:1px #ccc
                          solid;padding-left:1ex">
                          <div dir="ltr">Hi Stian,
                            <div><br>
                            </div>
                            <div>How much of that IE traffic is IE11?</div>
                          </div>
                          <div class="m_-8500766420999206297HOEnZb">
                            <div class="m_-8500766420999206297h5">
                              <div class="gmail_extra"><br>
                                <div class="gmail_quote">On Tue, May 22,
                                  2018 at 3:11 PM, Stian Thorgersen <span
                                    dir="ltr"><<a
                                      href="mailto:sthorger@redhat.com"
                                      target="_blank"
                                      moz-do-not-send="true">sthorger@redhat.com</a>></span>
                                  wrote:<br>
                                  <blockquote class="gmail_quote"
                                    style="margin:0 0 0
                                    .8ex;border-left:1px #ccc
                                    solid;padding-left:1ex">
                                    <div dir="ltr">According to <a
                                        href="http://gs.statcounter.com/browser-market-share/desktop/worldwide"
                                        target="_blank"
                                        moz-do-not-send="true">http://gs.statcounter.com/b<wbr>rowser-market-share/desktop/wo<wbr>rldwide</a> 
                                      <div><br>
                                      </div>
                                      <div>IE11 is still more popular
                                        than Edge.</div>
                                      <div><br>
                                      </div>
                                      <div>I get the same numbers from <a
                                          href="http://keycloak.org"
                                          target="_blank"
                                          moz-do-not-send="true">keycloak.org</a>.</div>
                                    </div>
                                    <div
                                      class="m_-8500766420999206297m_-34860176911613716HOEnZb">
                                      <div
                                        class="m_-8500766420999206297m_-34860176911613716h5">
                                        <div class="gmail_extra"><br>
                                          <div class="gmail_quote">On 22
                                            May 2018 at 20:07, Stian
                                            Thorgersen <span dir="ltr"><<a
href="mailto:sthorger@redhat.com" target="_blank" moz-do-not-send="true">sthorger@redhat.com</a>></span>
                                            wrote:<br>
                                            <blockquote
                                              class="gmail_quote"
                                              style="margin:0 0 0
                                              .8ex;border-left:1px #ccc
                                              solid;padding-left:1ex">
                                              <div dir="ltr">Is the
                                                world really ready to
                                                move on from IE11? For
                                                admin facing apps I
                                                don't see it as a
                                                problem, but what about
                                                end-user facing apps?</div>
                                              <div
class="m_-8500766420999206297m_-34860176911613716m_-8078423703574727194HOEnZb">
                                                <div
class="m_-8500766420999206297m_-34860176911613716m_-8078423703574727194h5">
                                                  <div
                                                    class="gmail_extra"><br>
                                                    <div
                                                      class="gmail_quote">On
                                                      18 May 2018 at
                                                      10:53, Guillaume
                                                      Vincent <span
                                                        dir="ltr"><<a
href="mailto:gvincent@redhat.com" target="_blank" moz-do-not-send="true">gvincent@redhat.com</a>></span>
                                                      wrote:<br>
                                                      <blockquote
                                                        class="gmail_quote"
                                                        style="margin:0
                                                        0 0
                                                        .8ex;border-left:1px
                                                        #ccc
                                                        solid;padding-left:1ex">
                                                        <div dir="ltr">this
                                                          is a good
                                                          news, thank
                                                          you patternfly
                                                          !<br>
                                                        </div>
                                                        <div
                                                          class="gmail_extra">
                                                          <div>
                                                          <div
class="m_-8500766420999206297m_-34860176911613716m_-8078423703574727194m_-526101669878332915h5"><br>
                                                          <div
                                                          class="gmail_quote">On
                                                          Thu, May 17,
                                                          2018 at 1:22
                                                          PM, Andres
                                                          Galante <span
                                                          dir="ltr"><<a
href="mailto:agalante@redhat.com" target="_blank" moz-do-not-send="true">agalante@redhat.com</a>></span>
                                                          wrote:<br>
                                                          <blockquote
                                                          class="gmail_quote"
style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
                                                          <div dir="ltr">Hi
                                                          Stan, 
                                                          <div><br>
                                                          </div>
                                                          <div>Yes! it
                                                          means we'll go
                                                          back to use
                                                          CSS variables
                                                          following the
                                                          same <a
                                                          href="https://css-tricks.com/theming-with-variables-globals-and-locals/"
target="_blank" moz-do-not-send="true">2 tier variable system</a>
                                                          <div>
                                                          <div><br>
                                                          </div>
                                                          <div>We'll
                                                          also be able
                                                          to use CSS
                                                          grids to build
                                                          layouts :)</div>
                                                          </div>
                                                          <div><br>
                                                          </div>
                                                          </div>
                                                          </div>
                                                          <div
class="m_-8500766420999206297m_-34860176911613716m_-8078423703574727194m_-526101669878332915m_-9080920863722428336gmail-HOEnZb">
                                                          <div
class="m_-8500766420999206297m_-34860176911613716m_-8078423703574727194m_-526101669878332915m_-9080920863722428336gmail-h5">
                                                          <div
                                                          class="gmail_extra"><br>
                                                          <div
                                                          class="gmail_quote">On
                                                          Thu, May 17,
                                                          2018 at 8:14
                                                          AM, Stan
                                                          Silvert <span
                                                          dir="ltr"><<a
href="mailto:ssilvert@redhat.com" target="_blank" moz-do-not-send="true">ssilvert@redhat.com</a>></span>
                                                          wrote:<br>
                                                          <blockquote
                                                          class="gmail_quote"
style="margin:0px 0px 0px 0.8ex;border-left:1px solid
                                                          rgb(204,204,204);padding-left:1ex">
                                                          <div
                                                          bgcolor="#FFFFFF">
                                                          <div
class="m_-8500766420999206297m_-34860176911613716m_-8078423703574727194m_-526101669878332915m_-9080920863722428336gmail-m_3149855817943506562m_-8522246855259496257moz-cite-prefix">I'm
                                                          quite happy to
                                                          ditch IE11.<br>
                                                          <br>
                                                          Does that mean
                                                          PatternFly
                                                          Next will use
                                                          CSS variables
                                                          instead of
                                                          preprocessor
                                                          variables? 
                                                          Eliminating
                                                          the
                                                          preprocessor
                                                          will make me
                                                          double happy!<br>
                                                          <br>
                                                          For our app we
                                                          want to allow
                                                          an
                                                          administrator
                                                          to do simple
                                                          theme changes
                                                          from the admin
                                                          console.  This
                                                          gets really
                                                          easy to
                                                          implement if
                                                          the app
                                                          doesn't need
                                                          preprocessing. 
                                                          If we have to
                                                          use a
                                                          preprocessor
                                                          then it
                                                          becomes
                                                          extremely
                                                          complicated.<br>
                                                          <br>
                                                          Stan
                                                          <div>
                                                          <div
class="m_-8500766420999206297m_-34860176911613716m_-8078423703574727194m_-526101669878332915m_-9080920863722428336gmail-m_3149855817943506562h5"><br>
                                                          <br>
                                                          On 5/16/2018
                                                          4:55 PM,
                                                          Leslie Hinson
                                                          wrote:<br>
                                                          </div>
                                                          </div>
                                                          </div>
                                                          <blockquote
                                                          type="cite">
                                                          <div>
                                                          <div
class="m_-8500766420999206297m_-34860176911613716m_-8078423703574727194m_-526101669878332915m_-9080920863722428336gmail-m_3149855817943506562h5">
                                                          <div dir="ltr">Hey
                                                          Fliers 
                                                          <div><br>
                                                          </div>
                                                          <div>At the
                                                          last
                                                          PatternFly
                                                          Next update,
                                                          the topic of
                                                          IE11 browser
                                                          support came
                                                          up.
                                                          Specifically,
                                                          the question
                                                          on whether or
                                                          not we needed
                                                          to support it
                                                          moving
                                                          forward. </div>
                                                          <div><br>
                                                          </div>
                                                          <div>As a
                                                          result, we
                                                          wanted to
                                                          follow up to
                                                          ensure we
                                                          understood
                                                          PatternFly
                                                          users' browser
                                                          support
                                                          roadmap. From
                                                          what we've
                                                          been able to
                                                          gather, we
                                                          learned that
                                                          the majority
                                                          of PatternFly
                                                          users that are
                                                          interested in
                                                          migrating to
                                                          PatternFly-Next
                                                          are
                                                          comfortable
                                                          proceeding
                                                          without IE11
                                                          support moving
                                                          forward. We
                                                          will continue
                                                          to have PF3
                                                          for any users
                                                          that still
                                                          require that
                                                          level of
                                                          support,
                                                          however we
                                                          don't believe
                                                          that IE11
                                                          support is
                                                          worth the cost
                                                          for this next
                                                          major
                                                          version.  </div>
                                                          <div><br>
                                                          </div>
                                                          <div>Thanks to
                                                          everyone that
                                                          raised this
                                                          concern as
                                                          well as those
                                                          that provided
                                                          input to help
                                                          us make this
                                                          decision. <br
                                                          clear="all">
                                                          <div><br>
                                                          </div>
                                                          -- <br>
                                                          <div
class="m_-8500766420999206297m_-34860176911613716m_-8078423703574727194m_-526101669878332915m_-9080920863722428336gmail-m_3149855817943506562m_-8522246855259496257gmail_signature">
                                                          <div dir="ltr">
                                                          <div>
                                                          <div dir="ltr">Leslie
                                                          Hinson</div>
                                                          <div dir="ltr">PatternFly
                                                          Lead, UXD </div>
                                                          </div>
                                                          </div>
                                                          </div>
                                                          </div>
                                                          </div>
                                                          <br>
                                                          <fieldset
class="m_-8500766420999206297m_-34860176911613716m_-8078423703574727194m_-526101669878332915m_-9080920863722428336gmail-m_3149855817943506562m_-8522246855259496257mimeAttachmentHeader"></fieldset>
                                                          <br>
                                                          </div>
                                                          </div>
                                                          <pre>______________________________<wbr>_________________
PatternFly mailing list
<a class="m_-8500766420999206297m_-34860176911613716m_-8078423703574727194m_-526101669878332915m_-9080920863722428336gmail-m_3149855817943506562m_-8522246855259496257moz-txt-link-abbreviated" href="mailto:PatternFly@redhat.com" target="_blank" moz-do-not-send="true">PatternFly@redhat.com</a>
<a class="m_-8500766420999206297m_-34860176911613716m_-8078423703574727194m_-526101669878332915m_-9080920863722428336gmail-m_3149855817943506562m_-8522246855259496257moz-txt-link-freetext" href="https://www.redhat.com/mailman/listinfo/patternfly" target="_blank" moz-do-not-send="true">https://www.redhat.com/mailman<wbr>/listinfo/patternfly</a>
</pre>
                                                          </blockquote>
                                                          <p><br>
                                                          </p>
                                                          </div>
                                                          <br>
______________________________<wbr>_________________<br>
                                                          PatternFly
                                                          mailing list<br>
                                                          <a
                                                          href="mailto:PatternFly@redhat.com"
target="_blank" moz-do-not-send="true">PatternFly@redhat.com</a><br>
                                                          <a
                                                          href="https://www.redhat.com/mailman/listinfo/patternfly"
rel="noreferrer" target="_blank" moz-do-not-send="true">https://www.redhat.com/mailman<wbr>/listinfo/patternfly</a><br>
                                                          <br>
                                                          </blockquote>
                                                          </div>
                                                          <br>
                                                          </div>
                                                          </div>
                                                          </div>
                                                          <br>
______________________________<wbr>_________________<br>
                                                          PatternFly
                                                          mailing list<br>
                                                          <a
                                                          href="mailto:PatternFly@redhat.com"
target="_blank" moz-do-not-send="true">PatternFly@redhat.com</a><br>
                                                          <a
                                                          href="https://www.redhat.com/mailman/listinfo/patternfly"
rel="noreferrer" target="_blank" moz-do-not-send="true">https://www.redhat.com/mailman<wbr>/listinfo/patternfly</a><br>
                                                          <br>
                                                          </blockquote>
                                                          </div>
                                                          <br>
                                                          <br
                                                          clear="all">
                                                          <br>
                                                          </div>
                                                          </div>
                                                          <span
class="m_-8500766420999206297m_-34860176911613716m_-8078423703574727194m_-526101669878332915HOEnZb"><font
color="#888888">-- <br>
                                                          <div
class="m_-8500766420999206297m_-34860176911613716m_-8078423703574727194m_-526101669878332915m_-9080920863722428336gmail_signature"
data-smartmail="gmail_signature">
                                                          <div dir="ltr">
                                                          <div>
                                                          <div dir="ltr">
                                                          <div>
                                                          <p
style="font-weight:bold;margin:0;padding:0;font-size:14px;text-transform:uppercase;margin-bottom:0"><span>Guillaume</span> 
                                                          <span>Vincent</span></p>
                                                          <p
                                                          style="font-weight:normal;font-size:10px;margin:0px
                                                          0px
                                                          4px;text-transform:uppercase"><span>Senior
                                                          FrontEnd
                                                          Engineer</span></p>
                                                          <span></span>
                                                          <p
                                                          style="font-weight:normal;margin:0px
                                                          0px
                                                          6px;font-size:10px;color:rgb(153,153,153)"><span
style="margin:0px;padding:0px"> <a
style="color:#0088ce;font-size:10px;margin:0;text-decoration:none;font-family:'overpass',sans-serif"
href="mailto:gvincent@redhat.com" target="_blank" moz-do-not-send="true">gvincent@redhat.com</a> 
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                                                          width="100px"><a
href="https://red.ht/sig" target="_blank" moz-do-not-send="true"> <img
moz-do-not-send="true" height="auto" width="90"></a> </td>
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                                                          <div><a
                                                          href="https://redhat.com/trusted"
style="text-decoration:none;color:#c00;font-weight:bold" target="_blank"
moz-do-not-send="true">TRIED. TESTED. TRUSTED.</a></div>
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