I think that's a different thing... I believe you're talking about flexible paxos (https://arxiv.org/abs/1608.06696 https://arxiv.org/abs/1608.06696). Flexible

I think that's a different thing... I believe you're talking about flexible paxos (https://arxiv.org/abs/1608.06696 https://arxiv.org/abs/1608.06696). Flexible paxos doesn't change the underlying guarantees at all, whereas this does.