History tells us what works in the gym, and everything else walks down the road with a carrot in its ass.
Mark RippetoeThe hang clean is unweighted and is of little use to watch, except that it shows a problem known as a Donkey Kick. As the jump occurs, the heels come up in the back and then stomp back down into place. This is a terrible waste of time and energy, and contributes nothing to making the bar go up. Stop doing this immediately or I will have you killed.
Mark RippetoeYou donโt get to mis-define a thing, and then on the basis of that mis-definition, say that that thing is bad โฆ itโs incumbent upon you, if youโre going to make a criticism of something, that you actually have at your command a working definition of the thing you're criticizing
Mark Rippetoe