Getting Your Desktop Back – The (Almost) Definitive Guide:

Despite every ounce of  intuition in your body screaming “No, no, no, no, don’t do it!”, you did it anyway. You just had to click “that” button. The one that should have been big and red and marked “SELF DESTRUCT”. And now your computer’s buggered.

Just spent the weekend troubleshooting Ubuntu? There’s help!