This is bad research. This might work a premilimary test, but you don't go to press with a dozen test subjects, only indirect evidence (ie he didn't monitor their language abilities) and a single game without any control group. The idea that this is caused by violent video games is an unwarranted assumption withotu comparisons to various games and other activities.
Haptic feedback (rumble) and force feedback aren't the same thing at all. Haptic feedback makes things shake. Force feedback causes resistance when you try to the turn the wheel or what have you. I'm not sure if this Sony person doesn't know the difference or if this is some sort of lame excuse.
Game violence stimulates 'textspeak,' concludes study of 12
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