Axtell is also the guy who touts the fact that he weighs his powder charges using a jeweler's scale to the nearest 0.02 grain, and claims that this makes a difference.
I have no patience for such claims.
Had a discussion with one of the Nation's top PRS shooters about this very subject. He's been weighing charges to the granule and has seen SD's for strings of 30 rounds reduced to 8