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You have a couple threads going in here, so maybe you tacked this to the wrong one. You said you could speak for sure about things he'd said about physics, so I

• knzhou 7y ago
  These are the specifics. There isn't enough there there in his theory to have anything more to criticize. That is, it's too vague to even do the zeroth-order tests physicists would use to decide whether to take it seriously. (You could criticize the little there is on aesthetic or philosophical grounds. I tried to avoid this because that's subjective, but it is true that there is a great deal more arbitrariness in his construction than in alternatives. For example, string theory also has a lot of extra dimensions, but the number of them is fixed by internal consistency. It wasn't just made up.)