2 ms·

It was donated to the public domain by the creators. If you follow the link to IA it's explained there.

• 1317 3y ago
  I don't see it I'm afraid. Yes, it says it's CC0, but that doesn't mean it's actually true...
  • jedberg 3y ago
    I mean you have to trust that the IA did their due diligence. I trust them.