I'm intentionally not using Kyber, the key xor only happens if you elect to use both.
It works just fine with McEliece only.
> You also don't need Go
You don't need any language in particular. That's the beauty of the .proto spec. Can generate some client(and server) code in whatever language you want(that protoc supports).
You also don't need Go: https://github.com/mullvad/mullvadvpn-app/blob/main/talpid-t...