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Eh.
You're starting from the assumption that the universe is infinite, and conclude that there is no maximum because the universe is infinite.
Sorry for being this blunt, but that's intellectually boring.
Most of the entertainment comes from the non-obvious corollaries of the intermediate results. For example, every person has infinitely many perfect yet distinct copies that are identical right down to personal histories.
There's more, if you care to take the time to think about them. I was just using the conversation as an excuse to expose more people to the implication.