I believe iammadaboutu has a point here

來源: 於 2010-03-01 19:55:53 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

that is responsible drive means more to safety record.

Just like offroad area, a good driver with a moderate 4x4 can get much further than a bad driver with monster 4x4