Also note that, between Tegmark’s multiverses and the Many-Worlds Hypothesis, there are many, many more than 10^80 atoms in existence. 10^80 atoms are only the number atoms we could ever see, assuming FTL is impossible.
Also note that, between Tegmark’s multiverses and the Many-Worlds Hypothesis, there are many, many more than 10^80 atoms in existence. 10^80 atoms are only the number atoms we could ever see, assuming FTL is impossible.