Anyone who's played a particularly frustrating video game can attest to the therapeutic effect of dropping the F-bomb. The phenomenon has now been scientifically proven, and the man behind the research awarded for his efforts, sort of.
House Of The Dead: Overkill previously held the Guinness-certified World Record for most uses of the F-word in a video game, with 189. Mafia II has whacked that target. Rooster Teeth's Achievement Hunter compiled all 200. Language very NSFW.
Achievement Hunter: World Record F-Bombs [Rooster Teeth]