This seems to be to be a case of a lot of people correlating a Real Fucking Strong man's success with his technique, rather than looking at the causation, which is that he's Really Fucking Strong, and thus can get away with an inefficient bar path.
If you frame through the slo-mo part of the video, you will see that everything he does that is outside of what the SS method teaches is to account for the lateral motion he has induced in the bar.