-mempoolfullrbf (flag to control whether your mempool accepts RBF transactions) https://github.com/bitcoin/bitcoin/pull/25353
-walletrbf (flag to control whether your bitcoin core wallet produces RBF enabled txs) https://github.com/bitcoin/bitcoin/pull/25610
P2P Advertise full RBF via service flags https://github.com/bitcoin/bitcoin/pull/25600
Credit: Dario Sneidermanis, Muun, Antoine Riard
The developers behind the Muun wallet are concerned about services offering depending on zero confirmation bitcoin applications. Bitcoin devs are working towards supporting RBF by default as relay policy on the bitcoin network.
Lnd has had two parsing bugs within a month because of users publishing large taproot transactions to the bitcoin network.
Credit: Burak, Roasbeef, Ben Carman
Change output are hard to manage. The Silk Road hacker accidentally co-mingled clean and dirty funds resulting in his arrest by the US govt.