Before Evan Williams cofounded Twitter, he was a fresh faced Nebraska boy with a modem and a dream.

In this video from the Serendipity Series, hosted by the cloud emailing company Message Bus — whose CEO is former Twitter director of operations Jeremy LaTrasse — Williams briefly talks about the Internet company he started in Lincoln, Nebraska in 1993.

Skip to 1:57 to watch a young, 90’s hairdo’d Williams explain the Internet in a vintage video clip.