Re:RethinkDB is shutting down
by Dylan16807 on Friday October 07, 2016 @03:46PM
(#12663430)
Which you can store as two 32 bit integers, or one 53 bit integer. Nothing requires native 64 bit.
64 bit is nicer than 32 bit, but it's scarcely more necessary than 128 bit numbers.
https://en.wikipedia.org/wiki/Year_2038_problem