Clarify randomness
Clarify randomness

UUIDv4 is not entirely random. The UUIDv4 specification requires certain bits to always be set to specific values.

A completely random set of bits would not be a valid UUIDv4, nor UUID. A completely secure-random set of bits is a ZID. See https://github.com/zidplan
tanglebones/pg_tuid,tanglebones/pg_tuid,tanglebones/pg_tuid,tanglebones/pg_tuid,tanglebones/pg_tuid