What "partner" in this case means is "Mozilla engineers collaborated with Meta engineers on developing this proposal". We also routinely partner with Google en

What "partner" in this case means is "Mozilla engineers collaborated with Meta engineers on developing this proposal". We also routinely partner with Google engineers on technical proposals, see, for instance: QUIC Version Negotiation. https://datatracker.ietf.org/doc/html/draft-ietf-quic-version-negotiation https://datatracker.ietf.org/doc/html/draft-ietf-quic-versio...