crypto diver on Nostr: I wanna start to look into privacy token like Monero and Zcash. I don’t have yet a ...

I wanna start to look into privacy token like Monero and Zcash. I don’t have yet a clear idea of the benefits and problem that this 2 have in comparison with Bitcoin and I don’t hold any off this 2. Any good paper or video to have honest opinion about it?