This week in 1969, the internet was born, and immediately glitched — only two of the five letters in the first computer-to-computer message were received

https://www.tomshardware.com/networking/this-week-in-1969-the-internet-was-born-and-immediately-glitched-only-two-of-the-five-letters-in-the-first-computer-to-computer-message-were-received