"[5] In Sierra's later years, the company's focus had shifted to publishing many titles from other studios, including Valve's Half-Life.

[9] After a spell of being inactive in the computer game industry, in 2022, it was reported that he was currently working with his wife Roberta on a new VR and flatscreen version of Colossal Cave 3D Adventure, a redux of the text-adventure title from 1977.

[10] Prior to this, he had focused on writing and managing a Web site construction tool called Talkspot,[11] which aims to redefine how small businesses communicate with their customers on the Internet.

He has published three books on boating, talking about his worldwide cruising along with his wife Roberta on their 68-foot Nordhavn trawler.

His memoir, Not All Fairy Tales Have Happy Endings: The Rise and Fall of Sierra On-Line, was released on July 24, 2020.

[13] In June 2021, Williams has announced he and Roberta have been working on the game The Secret, in collaboration with artist Marcus Maximus Mera.

One of these "incarnations" is the chief Keneewauwau of the Nontoonyt natives and Williams, the annoying joke teller (both appearing in Leisure Suit Larry games), as well as a whipper in the "ScumSoft" company in Space Quest III, and Kenny the Kid in Freddy Pharkas: Frontier Pharmacist.