2) ... the pre-consensus rule that the other miners use, then they will reject to build on top of that block. That would create a split, right?
No, no split. A valid block is mined, and all miners start to extend on it. Pre-consensus does not interfere with consensus rules.
Hm ok. then we should shut down this meaningless drama.
1) So let's say some miners use pre-consensus and then others don't. Then a miner not using pre-consensus includes a tx (potentially double spend) that was not agreed on in .....
