Indeed. Also, add many other unique identifier formats (ULID, nanoid, bson ids ...) — in contrast to compatibility complaints here — and you'll see that people

Indeed. Also, add many other unique identifier formats (ULID, nanoid, bson ids ...) — in contrast to compatibility complaints here — and you'll see that people just love tinkering with trivial things (me too). What was important during the times when we didn't know how to generate random numbers on computers, perhaps shouldn't be as important today?