Things Every Hacker Once Knew
ASCII, the American Standard Code for Information Interchange, evolved in the early 1960s out of a family of character codes used on teletypes. ASCII, unlike a lot of other early character encodings, is likely to live forever - because by design the low 127 code points of Unicode are ASCII.
Things Every Hacker Once Knew - 1.8
Heritage games. The legacy of all-uppercase terminals. Where README came from. What "core" is. The ARPANET. Monitoring your computer with a radio.