Brian Kernighan on the origins of Unix

Anther notable point from the presentation is that the pipe was originally manager Dave McIlroy's idea, although he called it a "garden hose." Also, Thompson banged out the precursor of Unix alone during a 3-week period when his wife was visiting her family, writing an executor, editor, shell and assembler during that time.

Anyone reading the article will enjoy a recent amusing and intriguing piece about Dennis Ritchie's PhD thesis on functional programming: https://computerhistory.org/blog/discovering-dennis-ritch...