the fact that he does not use a guide like Chuck adams
schmalts - I' d suggest you read.. Life at Full Draw: The Chuck Adams Story
by Gregg Gutschow, it clears up quite a few myths about Mr. Adams and explains clearly that he uses guides where the LAW requires it. Mr. Keller is a great hunter and Mr. Adams acknowledges it in the book. However, I know of no place in the country that requires a guide to hunt whitetails...which Mr. Keller specializes in.
Second, shmalts, Pope and Young accepts velvet entries in all the caribou species. Your friend is full of it.