01:21 HTTP, Hypermedia Transport Protocol ========================================= HTTP 0.9 (1991) ========================================= 02:13 HTTP & HTML, 1991, no RFC 02:35 its possible to speak to many servers in the wild in HTTP 0.9, you can telnet 03:19 the main features, no content data, client request is a single ASCII character string terminated by a newline 03:33 the only verb was, get 03:43 the server response is similarly byte stream of ASCII text, or mark up HTML 03:55 the response message is terminated by closing the connection followed by space, followed by the document address 04:13 there was no metadata, you couldn't do any content negotiation either ========================================= HTTP 1.0 (1996) ========================================= 04:40 tools.ietf.org/html/rfc1945 a proper spec 05:04 curl -v0 twitter.com 06:06 request consists multilines 06:17 protocol version, future 06:36 has its own set of newlines, newline separated headers 06:42 the connections is still closed after single request 06:45 response