This is a quote from the book "On Zero Confirmation Transactions" by Chris Pacia
...term profits over the life of their mining investments. Blowing up zero confirmation transactions to the point where retail stores stop accepting Bitcoin, while simultaneously enabling rampant f raud, hardly seems good for the value of your mining operation.

Furthermore, maybe miners (correctly) recognize that the only use case for the replace-by-fee policy is to defraud me
rchants and don’t want to take part in an activity is clearly immoral and likely also illegal. Now to clarify, there is a lesser form of replace-by-fee, called “first-seen-safe” which is u...
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