They probably do since a collision might damage the car. And with all the sensors, there must not be a single blind spot left. That means it becomes much safer to ride a bicycle or motorcycle.

This must be done.

Many MIDI virtual keyboard apps provide a mapping to the PC keyboard. Install one of those, (e.g. apt-get install vkeybd), plus a softsynth (e.g. ZynAddSubFX). Done.

Try to imagine that this is the stock market: http://upload.wikimedia.org/wikipedia/commons/b/b7/Populatio...