Mike is incorrect about this one. He is under the impression that replace by fee "RBF" was committed in Bitcoin Core and will ship with 0.12. In fact it is "opt

Mike is incorrect about this one. He is under the impression that replace by fee "RBF" was committed in Bitcoin Core and will ship with 0.12. In fact it is "opt-in RBF" that was committed: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2015-November/011783.html https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2015... "Opt-in RBF" is generally viewed as a good thing unlike "RBF". Even Jeff Garzik who is against RBF approved opt-in RBF: https://twitter.com/jgarzik/status/671271910634889216 https://twitter.com/jgarzik/status/671271910634889216 I mentioned this in a comment at medium.com.