Perhaps I’m missing something but it all felt sort of underwhelming to me? I won’t claim to have predicted the motion of the thing prior to watching, but watchi

Perhaps I’m missing something but it all felt sort of underwhelming to me? I won’t claim to have predicted the motion of the thing prior to watching, but watching his demonstration was not very surprising or counter intuitive. What am I missing exactly? I’ll admit I only made it about halfway through the video…