User blog comment:D. Cello/Assassin's Creed: Revelations (PC) - Official Assassin's Creed Wiki Review/@comment-187.105.170.237-20111205142124/@comment-115.186.164.205-20111205144211

I guess altair never wore the armor because it was to dangerous, besides altair COULD have known all the skills but just didn't use them in the Hunt for the Nine