from Hacker News

GUIDs are globally unique, but substrings of GUIDs aren’t (2008)

by gliese1337 on 8/21/20, 7:44 PM with 1 comments

• by gus_massa on 8/21/20, 8:46 PM

  Note that this is about the old version that leaked your mac address, the new version is mostly random. Anyway, truncating it is not a good idea.