How to speed up KDE if it's too sluggish

I created a wiki page, compiling tips about speeding up KDE. Could ya'll please have a look (at the discussion as well) to check and improve the article?
doktor5000 wrote:@Garth: If you don't have it, then that is probably no default Mageia KDE install, as it should be present there.
You can see it here: http://userbase.kde.org/images.userbase ... ttings.png
Also, this thread is meant to be about KDE, web browser speed comparisons should go in a separate thread, IMHO.
Garthhh wrote:as usual Sorry I'm not doing it right