Earlier quoted context omitted.
I'm not an archer of any rank. But my take on this is that he's trying to represent or reproduce the skill of archery when archery was essential to war and hunting. Great skill in an Olympic competition is certainly an impressive achievement but it may be worthless outside the clearly defined rules of competition. Between your 120 bowman and this guy, which one wins in battle and which one brings home fresh meat for…
When archery was essential to war, it was still only "stand and loose" - foot archers typically planted stakes in front to ward off cavalry, or would be on hills or in front of woods. Basically stand still, shoot the buggers, run and hide if anyone charged. As for hunting, that is extreme slowness, and perfect accuracy because you won't get a second shot, and if you move at all before loosing the animal moves too. Hu…
Also, what about smaller confrontations that did not involve a wall of charging cavalry/footmen?
While the acrobatics is silly, what this guy is doing is impressive and indicate skills that could be applied more broadly.