- No, it’s self-evident (all else equal) - Libre Relay is not private and that’s the point - Your hamburger analogy makes no sense whatsoever in this context
If miners were to activate BIP110, URSF nodes would reject this so the chain splits between BIP110 nodes that enforce the new soft fork rules and URSF nodes that don't.
It's a way for users and miners to say: we're not going along with your soft fork, and we'll keep using the Bitcoin protocol as it was.
Judging by all this recent drama — which they indeed rightfully ignored in favour of sound technical engineering -- it would probably be many of the current Core devs.
The day Bitcoin Core developers bend to the pressure of a misguided Twitter mob riled up by populist social media influencers, instead of merging code based on their best technical judgement, is the day the codebase should be forked to re-establish sound engineering practices.