16.7 Offers - Next Generation Lightning Invoices || Rusty Russell
Wasabi Wallet
Offers solve Lightning's invoice privacy problem by using static QR codes that generate fresh invoices per payment, enabling static distribution, fiat-to-BTC currency conversion, and recurring payments. Each offer includes a payer key for proof of payment and refund requests without exposing the hash to intermediaries—keysend provides no such receipt. Russell argues peer-to-peer commerce without i

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