You need a GUID!

Globally Unique Identifiers (GUIDs) are everywhere and they are great. Here’s one:

17887139-b280-4984-849a-9029aefc055d

…and it’s unique. You can try to generate it again but, unless you cheat, the chances are slimmer than Twiggy’s chances of winning the North-Eastern Pie-Eating contest….

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