User blog comment:Luffayking12/Shanks DF ?????????/@comment-1595565-20120109012452/@comment-3075024-20120109015129

If he ate a DF during the 2 year time-skip then your theory about a pirate crew flag fore-showing its captain's DF ability is wrong. As DP said, that theory is like upside-down bucket, .. .. useless.