Widespread adoption of LISP by developers. (Both of which cause...)
The Singularity! (But, sadly, Ray Kurzweil dies a few days before the Singularity happens.)
Okay, okay, prediction is a mugs game.
Democracy in Iran would be nice. I'm not sure why I need a customised personal display on my refrigerator. Cheaper displays and other computing devices would be nice - as would a stable, clean energy supply to power them with.