Using RBF, You Can Change the Destination of the Transaction

With RBF, you can turn on this flag that tells all the nodes to only let you use a transaction if it has a higher fee. So now there's an entry cost, so there's some friction, right? You can't spam the whole mempool because you have to keep increasing the fee to replace the transaction. With zero comp, what happens is, when users want to spend Bitcoin on chain, they go to a merchant and Berryhill does things exactly howBerryhill does things. The user says, I want to buy a gift card, but they put a low fee on it, or they have RBF on,. And then Berryhill says to them, oh, waiting