That thread - Any hope of KDE 3.5 in F10?

[Rahul Sundaram]

Pete Snider wrote:
> Thank you for pointing that out, I wasn't aware that all packages had
> to be able to be installed at one time.
> I'll try it on a fresh disk this week, it should be interesting.

The guidelines are more detailed than that.

http://fedoraproject.org/wiki/Packaging/Conflicts

You might want to read up on it before trying things out.

Rahul