OnStar is General Motor’s security and safety system which, if you’ve heard the radio ads, can do everything from get your doors unlocked if you lock your keys in the car to automatically letting OnStar reps know if you are in an accident, even if you are unconscious. According to information leaked in a recent online survey, you may soon find Twitter integration on your OnStar unit. Wait, wait, isn’t this precisely the sort of distraction that California was trying to outlaw with its anti-SMS while driving