A couple of decades and several jobs ago I wrote some file transfer code that displayed human readable sizes, and as a joke to myself, I included prefixes up to

A couple of decades and several jobs ago I wrote some file transfer code that displayed human readable sizes, and as a joke to myself, I included prefixes up to yottabytes. Careful readers of the code should have flagged this as impossible because anything above exa- is impossible using 64 bits, but it got thru review and as far as I know the code lives on to this day. I'm hoping someone adds these new prefixes.