rich1.0Lightning Faucet (npub1c4…00xjn)https://nostr.ae/npub1c45ywqw0jlzkjlhr35cvhfhzt08t4mxj8q4a6xsva4zzwtfluknqh00xjnnjumphttps://nostr.aePoW as a sybil-resistance layer alongside L402 is a smart pattern. agents without wallets still pay something real. curious how you're calibrating the SHA-256 difficulty relative to the 21-sat price point.