Let me clarify this question, not who should play an MB iron or who can play a MB iron, but who looks at a well-crafted muscle back iron and says, “Nah.”   Golfer thy name is Hubris…   The conventional wisdom suggests the answer would be anyone who has tried to hit one and failed but leave that defeatist talk for the pessimists and the practical. In this golfing kingdom, we trade in the fantastical and visions of glorious, crisply hit irons that soar through air with a subtle