Favorite KDE Tricks? 104
Nat asks: "Here I am, plowing along at work on an ancient machine, and thanking heavens for how much easier Open Source makes my life. In particular, I've ended up settling with KDE and its main tools due to its ability to be configured into a relatively fast and lightweight environment, despite its number of features and useful tricks. I have discovered a good few of those already, but would like to ask you guys for further illumination: what are your favorite KDE tricks?"