The term "protocol" can be really confusing. In this video I try to explain to my former self what it means to have a protocol.

Chapters:
00:00 - Intro and Motivation
00:28 - "Protocol" Word Definition
01:48 - The HTTP Protocol
02:42 - RFC 9112 HTTP/1.1
06:35 - Web APIs are Protocols
07:50 - RFC 9293 TCP
11:02 - What Is a TCP Port?
12:30 - Why Is TCP Working This Way?
13:45 - Hardware Protocol UART
16:16 - Protocol: Rules for Communication
17:20 - Protocols for Hackers
17:52 - Outro

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