Originally Posted by
apricissimus
There's also a s--t happens element to this. You can't tell when a five year old kid is going to pop out of nowhere.
But that's precisely
why drafting is dangerous, and also why tailgating is discouraged when driving a car too. If the guy in front has to stop quickly for whatever reason, the guy in back probably won't see it until he's mashed up against the first guy's rear end. Common sense says you leave adequate stopping distance between you and the person in front of you, whether you're on a bike or in a motor vehicle.