5.4 Allow SAN names in HTTP/2 server push
5.5 auth= in URLs
5.6 alt-svc should fallback if alt-svc does not work
+ 5.7 Require HTTP version X or higher
6. TELNET
6.1 ditch stdin
See https://github.com/curl/curl/issues/4908
+5.7 Require HTTP version X or higher
+
+ curl and libcurl provide options for trying higher HTTP versions (for example
+ HTTP/2) but then still allows the server to pick version 1.1. We could
+ consider adding a way to require a minimum version.
+
+ See https://github.com/curl/curl/issues/7980
+
6. TELNET
6.1 ditch stdin