"...especially for applications such as KRunner,
Okular, KAlarm, KMail, Kontact, KMix, KDiamond, KNetWalk, as well
as for Plasma, Nspluginviewer, PyKDE4 and KHTML. For a complete
list of changes, please visit the official KDE 4.2.2 changelog. And
if you want to install KDE 4.2.2 on your machine, do not hesitate
to use our "How to Install KDE 4.2 on Ubuntu 8.10" step-by-step
tutorial, with screenshots!
"Currently, the KDE 4 desktop environment ships with many
packages, including web development applications, educational
tools, administrative programs and more, all of which are available
in over 50 languages. Everyone who is using KDE 4.2.0 or 4.2.1 is
advised to update to the most recent version."