On this day in 1983, the ARPANET network officially switched to using the TCP/IP protocol, effectively creating the Internet.
"January 1, 1983 is considered the official birthday of the Internet. Prior to this, the various computer networks did not have a standard way to communicate with each other."
https://www.usg.edu/galileo/skills/unit07/internet07_02.phtml
www.usg.eduA Brief History of the Internet
This is a very cool reminder, as I prepare to start teaching my new linguistics course, "Language and the Internet". Thanks!