The Silicon Underground https://dfarq.homeip.net/ David L. Farquhar on technology old and new, computer security, and more Mon, 04 May 2026 11:10:05 +0000 en-US hourly 1 https://kerosin.digital/rss-chimp16321610 How the Vectrex game console sunk a 124-year-old company https://dfarq.homeip.net/how-the-vectrex-game-console-sunk-a-124-year-old-company/?utm_source=rss&utm_medium=rss&utm_campaign=how-the-vectrex-game-console-sunk-a-124-year-old-company https://dfarq.homeip.net/how-the-vectrex-game-console-sunk-a-124-year-old-company/#comments Mon, 04 May 2026 11:00:08 +0000 https://dfarq.homeip.net/?p=34952 On May 4, 1984, Milton Bradley, a leading producer of board games for 124 years, agreed to sell itself to Hasbro. Changes in the way people played games in the 80s, especially kids, put pressure on the company. In this

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Microsoft’s open sourcing of 86-DOS and what it means https://dfarq.homeip.net/microsofts-open-sourcing-of-86-dos-and-what-it-means/?utm_source=rss&utm_medium=rss&utm_campaign=microsofts-open-sourcing-of-86-dos-and-what-it-means https://dfarq.homeip.net/microsofts-open-sourcing-of-86-dos-and-what-it-means/#respond Sun, 03 May 2026 17:20:17 +0000 https://dfarq.homeip.net/?p=41728 On April 28, 2026, Microsoft unexpectedly open sourced 86-DOS. This is the direct ancestor to PC DOS 1.0. I’ve written a number of things about the controversies around PC DOS 1.0 and early versions of MS-DOS, so of course I

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Ad Lib bankruptcy: May 1, 1992 https://dfarq.homeip.net/ad-lib-bankruptcy-may-1-1992/?utm_source=rss&utm_medium=rss&utm_campaign=ad-lib-bankruptcy-may-1-1992 https://dfarq.homeip.net/ad-lib-bankruptcy-may-1-1992/#comments Fri, 01 May 2026 11:00:55 +0000 https://dfarq.homeip.net/?p=37627 Ad Lib, Inc. was a Canadian manufacturer of sound cards founded by Martin Prevel, a former professor of music and vice-dean of the music department at the Université Laval in Quebec City. Ad Lib’s best known product was an eponymously

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Why Commodore went bankrupt in 1994 https://dfarq.homeip.net/why-commodore-went-bankrupt-in-1994/?utm_source=rss&utm_medium=rss&utm_campaign=why-commodore-went-bankrupt-in-1994 https://dfarq.homeip.net/why-commodore-went-bankrupt-in-1994/#comments Thu, 30 Apr 2026 11:00:52 +0000 https://dfarq.homeip.net/?p=37620 On April 29, 1994, Commodore announced it was bankrupt and was going out of business. Its demise was a long time coming. Arguably it had been inevitable for 10 years. But the reasons Commodore went bankrupt are often oversimplified and

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What happened to Palm Pilots? https://dfarq.homeip.net/what-happened-to-palm-pilots/?utm_source=rss&utm_medium=rss&utm_campaign=what-happened-to-palm-pilots https://dfarq.homeip.net/what-happened-to-palm-pilots/#comments Wed, 29 Apr 2026 11:00:46 +0000 https://dfarq.homeip.net/?p=19398 Palm was a high-flying brand in the late 1990s, creating the first really popular personal data assistant. Then it seemed to vanish almost as quickly as it came. What happened to Palm Pilots, and the company who made them? On

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TRS-80 Model 100 https://dfarq.homeip.net/trs-80-model-100/?utm_source=rss&utm_medium=rss&utm_campaign=trs-80-model-100 https://dfarq.homeip.net/trs-80-model-100/#comments Tue, 28 Apr 2026 13:03:48 +0000 https://dfarq.homeip.net/?p=33114 The TRS-80 Model 100 was an early laptop computer manufactured by Kyocera in Japan and marketed in North America by Radio Shack. Kyocera’s own version, the Kyotronic-85, didn’t set any sales records. But the TRS-80 Model 100 and the line

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How Xerox invented the GUI and lost it https://dfarq.homeip.net/how-xerox-invented-the-gui-and-lost-it/?utm_source=rss&utm_medium=rss&utm_campaign=how-xerox-invented-the-gui-and-lost-it https://dfarq.homeip.net/how-xerox-invented-the-gui-and-lost-it/#comments Mon, 27 Apr 2026 11:00:32 +0000 https://dfarq.homeip.net/?p=40524 Xerox is a company that people who want to sound smart or to sound visionary should be familiar with. In the 1960s, Xerox was a company that seemed to own the future, in a position similar to the position Apple

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Apple IIc: A smaller, sleeker Apple II from 1984 https://dfarq.homeip.net/apple-iic/?utm_source=rss&utm_medium=rss&utm_campaign=apple-iic https://dfarq.homeip.net/apple-iic/#comments Fri, 24 Apr 2026 11:00:00 +0000 https://dfarq.homeip.net/?p=31648 The Apple IIc was the 4th computer in the Apple II line, introduced April 24, 1984. It was a bit of a departure from the earlier Apple II machines. The Apple II, II+, and IIe were strictly desktop computers. The

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The first Youtube video https://dfarq.homeip.net/the-first-youtube-video/?utm_source=rss&utm_medium=rss&utm_campaign=the-first-youtube-video https://dfarq.homeip.net/the-first-youtube-video/#respond Thu, 23 Apr 2026 11:00:39 +0000 https://dfarq.homeip.net/?p=37529 The first Youtube video went live April 23, 2005. Titled “Me at the zoo,” it shows co-founder Jawed Karim at the San Diego Zoo. You can still view it on the site. The same day, Youtube launched a public beta.

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When Escom bought Commodore https://dfarq.homeip.net/when-escom-bought-commodore/?utm_source=rss&utm_medium=rss&utm_campaign=when-escom-bought-commodore https://dfarq.homeip.net/when-escom-bought-commodore/#comments Wed, 22 Apr 2026 11:00:02 +0000 https://dfarq.homeip.net/?p=37525 Escom acquired Commodore on April 22, 1995 for $14 million. At the time, it seemed like Commodore’s long nightmare might be over. The Amiga had a new owner. Sadly, it didn’t work out that way. Escom: Well known in Europe,

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