This is great. Note it is co-authored by James Snell who I know from Node.js core. He has been a very prolific member working on things like QUIC in Node and we

This is great. Note it is co-authored by James Snell who I know from Node.js core. He has been a very prolific member working on things like QUIC in Node and web APIs. I can definitely see why this could benefit his work (at Cloudflare) a lot since it would enable caching of results currently done through POST queries.