> Sharing data is of course possible since stone tablets, but doing it without any form of collaboration or approval is probably unique to crypto.

To the extent that crypto doesn’t require collaboration or approval, neither does Wikipedia. Or libraries.

Or, indeed, stone tablets — Pharaoh 𓃹𓈖𓇋𓋴 didn’t give anyone permission to go raid his tomb, and yet https://en.wikipedia.org/wiki/Unas