Today we are continuing on with the web request cycle. After the browser has parsed the URL and obtained the IP address of the server via DNS, the browser now has to communicate with the server. That is done using the so-called Hypertext Transfer Protocol or HTTP for short. The beginnings of HTTP go back to the early 1990s when Tim Berners-Lee first devised it drawing inspiration from Ted Nelson, who had coined the term Hypertext in 1963. For an even earlier description of a similar idea it i...