Is Relay a Consensus Change?

I find it very hard to keep up with all the poor requests and isses that are open to the biquin cororipo um, so yethers. And a lot of the biggest impacts that we can have at a protocal development level are not actually in consensus, right? Am, peter rilla is known for many consensus changes, but i would even say that his biggest contribution is ultraprune - turning the state from let's look at what outputs are available in the block chain and instead just keep a small, uteix oset. Relay is not a consensus change. It does require a lot of community, like consensus, not consensus, consensus,