facebook.com is actually just the Tetris Friends Application in disguise.
i read about that tetris syndrome awhile ago, when i was younger, in my early teens i had serious troubles shaking it for an entire day after playing.
needless to say, im a tetris fiend
*and i got the top score on HotHotHeats iphone tetris
**yes the air is fresher up here on my self built throne of tetris.