I believe you misunderstood them. The way I interpreted it is: 1) the development is already done, so the developers have broad consensus on how it should work;

I believe you misunderstood them. The way I interpreted it is: 1) the development is already done, so the developers have broad consensus on how it should work; 2) the only thing that can break that consensus is a new RFC that tells them in no uncertain terms to do it differently.