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   Jens Finkhäuser (jens@social.finkhaeuser.de)'s status on Monday, 11-Nov-2024 02:07:04 JST Jens Finkhäuser

   ... it's no longer enough to resolve names to IP addresses, you also have to resolve to choices of transport protocols.

   With encrypted transports, you always have a key exchange to deal with, which can be slow.

   The TLS issue is that you have a TCP handshake, which exchanges three packets. Once the TCP session is established, you have a TLS handshake, which is also three or more packets. QUIC adds key information from the start, so you only have one handshake that combines both purposes.

   So...