HTTP/2 is the latest HTTP network protocol.
https://gist.github.com/GAS85/8dadbcb3c9a7ecbcb6705530c1252831
https://www.upwork.com/resources/what-is-http2#:~:text=Find%20Work-,Dis….
https://www.tecmint.com/enable-http2-in-apache-on-ubuntu/
https://tools.keycdn.com/http2-test
https://blog.cloudflare.com/tools-for-debugging-testing-and-using-http-…