Comment: The video is to expalin to those interested in learning

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The video is to expalin to those interested in learning

but available also to those who choose to nit-pick and seek reasons to tune out.
STOP beating a dead horse - he did bring up zero, not soon enough to suit you but again, if you watched you would see that the zero is self-explanatory. Only an idiot needs it pointed out - or someone with a mechanical engineering degree from a major university.

Love or fear? Choose again with every breath.