Hand Sword said:In a squared off kickboxing/boxing range, it's still oncoming kicks and punches, (Yes to the head on the street!) rules or not, and an exposed chin and throat will get you into trouble.
Well yes. Sensible tucking also helps protect against a variety of ye olde "street" attacks, including throat shots and choke attempts. Not tucking seems, thusfar, to provide a primarily ideological benefit.