If every possible 100-amino-acid-long protein was assembled from the 20 most common amino acids that form proteins, the result would not just fill our Universe but 1023 universes.
https://aeon.co/essays/time-is-not-an-illusion-its-an-object-with-physical-size
@johnverdon this is a cool and deep thought provoking read which I need to contemplate further. Skeptical of unknowable scientific “fact” - if its not clear how big the universe is, how can anyone claim something would fill 10^23 universes? 🤔