There are two types of people in this world: The trained and the untrained. If you count yourself amongst the latter, remedy and rectify.
Also, this kid either is very smart or has a pretty good lawyer, that hesitation without being attacked again would kill his chance of claiming self defense.
He did another smart thing in his commentary when claimed that his intention wasn't to go for a choke-hold to put the guy to sleep even though his intention clearly was exactly that. He just couldn't do it because the jew underneath him had got his right arm into the triangle.
t: ex-bouncer / personal security (bodyguard) way back in another universe long long ago.