The legend of John Titor - Negative PID

The John Titor case is one of the most famous internet-based time travel legends. It blends conspiracy theory, science fiction, and internet culture, and has

Negative PID

“On September 19, 1982, Carnegie Mellon University computer science research assistant professor Scott Fahlman posted a message to the university’s bulletin board software that would later come to shape how people communicate online. His proposal: use :-) and :-( as markers to distinguish jokes from serious comments.“

Ars Technica: In 1982, a physics joke gone wrong sparked the invention of the emoticon

https://arstechnica.com/gadgets/2025/11/in-1982-a-physics-joke-gone-wrong-sparked-the-invention-of-the-emoticon/

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In 1982, a physics joke gone wrong sparked the invention of the emoticon

A simple proposal on a 1982 electronic bulletin board helped sarcasm flourish online.

Ars Technica