Given that the majority of people uses the web through very often quite crappy mobile links HTTP/3 is actually a significant win from the user experience perspective. It can be all the difference between "site is completely unusable" and "site is slow, but you get through".
Of course it's true that QUIC is a complexity monster. OTOH HTTP/3 is actually quite simple when you have the QUIC layer implemented. A simple HTTP/3 server is no more than this:
Of course it's true that QUIC is a complexity monster. OTOH HTTP/3 is actually quite simple when you have the QUIC layer implemented. A simple HTTP/3 server is no more than this:
https://github.com/aiortc/aioquic/blob/main/examples/http3_s...