Hi fd0,
> - Transactions could be encrypted when published as nostr events initially > except size, fee rate and offer. This can be used by different clients to > show them as external mempool with transactions sorted by fee rate without > affecting privacy of users. > I don't think this will work because those encrypted transactions could all be fake and distort the view clients have on this 'mempool'? > - Mining pools will be incentivized to include these transaction in their > blocks if they are using a higher fee rate compared to transactions in > normal mempool used by bitcoin nodes or there is a mechanism to accept > published offers, NIP4 is used to privately coordinate everything between > user and pool. User can lock some sats in a 2of2 multisig and release it to > mining pool on confirmation. > I believe you are suggesting out-of-band payment in case the fee included in the transaction itself is insufficient and CPFP/RBF is impossible or impractical? The question is why would the miner trust you to indeed release after confirmation? The 2-of-2 presumably has a clawback clause with a timeout that could be used by the user to avoid paying. Joost
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