We simply need to return to the situation prior to Bitcoin Core 26, which has been functioning for 15 years, that is all.
Discussion
Do you think that Core is going to do a rollback and apologize for been the useful idiots? Better that we prepare the scenario for a hard fork.
Filtering and DDoS rules are not part of the consensus.
And it is not feasible for them to be part of it, given their proactive nature.
This is going to be a battle for users; we need to educate and raise awareness because filters do work if the majority of us use them.