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>Specifically, only GET requests with no query parameters are answered over 0-RTT.

Sorry but no. Not solved.

They also have a newer post about 0-RTT and how QUIC makes it even faster.

https://blog.cloudflare.com/even-faster-connection-establish...




>Specifically, only GET requests with no query parameters are answered over 0-RTT.

That only applies to cloudflare’s implementation of 0-rtt. That isn’t a general restriction.

Additionally 0-rtt isn’t the only rtt optimization in tls 1.3.

Either way your original point was moot since http keepalive is sufficient to avoid tls connection costs for serial requests.




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