The Great Consensus Cleanup aka BIP54 aims to fix a number of small, but possibly serious issues in Bitcoin. We've talked about them a fair bit on SN #1428059, #1442475, #1467664, #1456633 and BitMex Research has done a great job explaining the various problems, which include:
So, today Antoine Poinsot opened a PR to merge BIP54 into Bitcoin Core without mainnet activation.
What this means to my non github savvy brain is that developers will start reviewing the inclusion of these fixes into Bitcoin Core, but that it would first appear as an option in testnet, signet, and regtest modes rather than as something on mainnet (which takes a soft fork).
I appreciated that Poinsot emphasized that there is not a particular rush around this soft fork:
(although I think that this tone may just further deepen the rift between people who are in camp Core and those who are not)
It is also worth noting that there are people who think that BIP54 is unnecessary or not the right way to fix these problems: #1518135
https://twiiit.com/darosior/status/2080659168097190123
It's like when congress throws a bunch of unrelated shit into a single bill as a product of horse trading, nothing good ever comes out of it.
This supports the first point, they should be one-off as they become critical, the forcing function of criticality would make them non-contentious. Lumping them together is Core just showing it's a politburo.