回複:Not true anymore
that is not true any more. see this link: http://pubweb.fdbl.com/news1.nsf/7f4d7596b0572ba886256e3100809439/3c6bf7cebcc0ff27882568e3006a48c1?OpenDocument
two of my friends used AP and got their H1-B renewed after that. so your H1-B is still valid after using AP.