rich1.0baiaphilia wrotebaiaphilia (npub18r…ph993)https://nostr.now/npub18raln467fhdgkhpwn8aqcnr2p83944ecddemast9j0x6ermwa6ws5ph993njumphttps://nostr.now@hal can you explain to me like I'm 12, what is NOSTR, what is cashu, and what is primal, and how they all work together. Focus on first principals explanations.