Hi guys looking for a little help here, Ive recently moved from Sony over too canon, and I got my self a 6d. I got a 50mm 1.4 and a 70-200 f4, I think I would rather the flexiblity of a 2.8 zoom, now I've been doing a bit of research and I've found wex have a canon mki 2.8 for 720 rated as 9. Is...