I started visiting a home theatre forum.
Apparently, the upgraditis isn't limited to headphones and audio.
In the last two weeks, I managed to buy:
Sony 40" LCD.
And for another room:
Acer PH530 HD beamer
100" Screen for the beamer
Marantz SR-3002 receiver
Marantz DV-3002 dvd player
No pictures of the newly created home cinema yet, but here's one of the TV: