Taking the bus or the train in theory is really good for everyone to avoid the H-1 congestion.  Except that bus stops in this island are in most cases a mile or more from the nearest house.  For bus routes in this island are in most cases about a mile from the nearest home unlike that in New York or Chicago which cuts trough most communities, meaning a bus stop is merely a few blocks from home.  The extreme inconvenience and lots and lots of time wasted involved in taking public transportation are maybe the reasons  why people drive to work thru the H-1.