If you can't expose people when they're at their best, such as prepared and at a debate or something, you aren't after the truth. You're just exploiting human frailty and fatigue and come off looking far worse than them.
This accomplishes so little that I think it was uploaded more as a "Hey look I met Chris Rock!" video. He can act like he disagrees with him but at the end of the day he's just another nut rider.