Zero Knowledge Proofs - A Brief History

Zcash was the first to start really applying this to crypto currency, i believe. It wasn't manero. Coin that was dabbling in thi zcash. But zero knowledge proofs goes back to the eighties. And for us, it was that you couldn't have proofs of proofs before. You could only have proof of other facts. And suddenly recursion became possible. And that's what unlocked us to be able to do ours,. Your knowledge proof thing with mina. The classic read it. Explain it, like im five or whatever it is, sread it....