This video has been discussed to death on several hynrid-related forums. Although everyone agrees that the car engine should not shutoff on it's own, all his other "problems" are bunk. He is expecting miracle gas mileage during the winter when he lives in a very cold harsh environment. And his summertime mileage of 34mpg is about what everybody else gets, while he is expting Prius-like numbers.
For those who are interested in reading further comments about the video, check this thread:
http://www.greenhybrid.com/discuss/f...d-owner-17274/