@bagder you do also do happy eyeballs over multiple IPv4 addresses and multiple IPv6 ones right? ;)
And note that Apple published v2: https://www.rfc-editor.org/rfc/rfc8305 MacOS/iOS/etc editions have a lot more tricks to connect to the fastest (latency & bandwidth) place, if you use the right APIs to connect it is even quite simple -- but often not available for glibc ;)