Users Identified Through Typing, Mouse Movements
mask.of.sanity writes "Users can be identified with a half percent margin of error based on the way they type. The research work has been spun into an application that could continuously authenticate users (PDF), rather than just relying on passwords, and could lock accounts if another person jumped on the computer. Researchers are now integrating mouse movements and clicks, and mobile touch patterns into the work."
...your hand gets caught in the car door and your cash/food/alcohol supply shuts down for 3 weeks.
This would probably be a far more useful application of it. Say that you have a tendency to drunkenly dial/text a certain subset of people. If your phone detects that you are drunk, it prevents you from dialing those numbers and embarrassing yourself.
This is my signature. There are many like it, but this one is mine.