stacksatsio on Nostr: Something I am yet to wrap my head around on this point of SHA-256 is, how do we have ...

Something I am yet to wrap my head around on this point of SHA-256 is, how do we have an estimate of atoms in the “observable universe”?

Like how the hell is anyone figuring out the amount of atomic occupied space in all that space, and doing so with any degree of confidence?

I trust that as much as I trust Covid modelling.