7 people died in the challenger disaster. 30,000 people die each year in car related fatalities. Completely different order of magnitude.<p>Additionally, going up on a rocket is a fundamentally risking proposition done by adults.<p>Having a driverless vehicle that glitches, applies power instead of brakes, and kills a bunch of pretty young girls.... well that makes the 5 oclock news and 11 oclock for many, many days.<p>People get charged with crimes.