KDE 4.1 Released, KDE 4.2 In January

[Vadi]

No, the same doesn't go for other software. Because some software actually care about this Linux users and bother to package it.

[curaga]

Some apps offer static builds for a quick run on any distro.
Firefox and OO.o have their distro-agnostic packs.

And there's nothing we can't compile