A good sign of a bad driver is when you sitting at a stop light and you get rear ended. That one is usually a sure sign of bad driving.
Or the person who looks like they just found out they won the lottery while having a normalconversation with the passenger.
Smaller cars can go in and out of traffic a little bit easier and on highways they definitely have their advantages over slow moving trucks and SUV's when it comes to lane changing and all of that. But I like my 4Runner