They both do

I’m not pro crypto per-se, but your argument is only valid for bitcoin, not crypto. Most of it is even worse to be fair, but there is a future for sane crypto IMO.

Oh now I get what you mean, and like others mentioned, yeah it’s more bits :)

No, it has an exponent component: https://en.m.wikipedia.org/wiki/Double-precision_floating-point_format

First thing I thought, I was honestly confused for a second there.