[Adam]

Originally Posted by scrounge

Did he swing them for no reason? Or was his forward momentum such that his legs kept going when he dunked and he couldn't let go lest he fall flat on his back? I think a reasonable case can be made it was that. In any case, I don't see it at all as a clear-cut no brainer.

Edited to add:

Here's a different view of the play, from the high center cam. The players has a considerable amount of forward momentum. If he let go, he's flat on the ground.

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If he never hangs on, he doesn't have to worry about it.