yum-presto not on by default

[Kevin Kofler]

Alex Hudson wrote:
> I'd be interested in trying to "fix" xz (I disagree entirely that this
> is an xz bug; it's a bug in the assumptions of those whose used it for
> the wrong purpose), but presumably it means rebuilding packages built on
> certain arches anyway - and if that's not easy to determine, does that
> imply a rebuild anyway?

Basically, the safest solution would be to fix xz, then rebuild all noarch 
packages. At least those noarch packages which happened to be built on a PPC 
builder will need rebuilding after xz gets fixed. Please note that this 
probably also affects noarch subpackages.

        Kevin Kofler