copypaster on Nostr: REDKAZ Yakihonne isn't rendering Freds note as a reply to ...

REDKAZ (npub14ya…sn39) Yakihonne isn't rendering Freds note as a reply to

quoting note1xd5…s5ke

pretty sure the idea of RingCT predates Bitcoin
i think it was Nick Szabo...?
ring signatures too, i think the idea is from before bitcoin.

range proofs,
which are the foundational maths,
are ancient.
mostly developed in the cryptography boom of the 80s and 90s I think.