>I've never heard of this, is this a thing that exists today? Are you arguing against one small step in a series of improvements by using a nonexistent hypothetical as evidence that the small step is unnecessary?
> Another Internet Draft incorporates a parameter for transmitting the ECH public keys via HTTPS and SVCB DNS record types, shortening the handshake process.[24][25]
> Another Internet Draft incorporates a parameter for transmitting the ECH public keys via HTTPS and SVCB DNS record types, shortening the handshake process.[24][25]
[25]: Bootstrapping TLS Encrypted ClientHello with DNS Service Bindings | https://datatracker.ietf.org/doc/draft-ietf-tls-svcb-ech/