[cnn-photo-caption image=http://i2.cdn.turner.com/cnn/2009/images/07/27/am.intv.steiner.art.jpg caption="Steiner says today's cheap fill ups aren't going to last."] Last summer, people parked their cars and decided to get rid of their SUVs. They walked, they biked and they car-pooled because gas soared to four bucks a gallon nationwide. A lot of people are wondering how high it will go. Now AAA … Continue reading Commentary: Expensive gas will "change our lives for the better"