Re: [PATCH] Time-based RFC 4122 UUID generator

[Alan Cox]

> Any UUID generator that can produce duplicate UUIDs with probability
> significantly less than purely random UUIDs is so badly broken that it
> should not ever be used. Anyone who finds such a UUID generator should
> immediately either fix it or throw it on the junk heap. Anyone who knowingly
> uses such a UUID generator should be publically shamed.

That depends what they are using it for. Deliberately colliding with
other UUIDs is sometimes highly desirable, just not usually in productive
circles.
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