The Silicon Underground https://dfarq.homeip.net/ David L. Farquhar on technology old and new, computer security, and more Wed, 07 Oct 2026 11:07:08 +0000 en-US hourly 1 https://kerosin.digital/rss-chimp16321610 Max Toy, embattled Commodore president https://dfarq.homeip.net/max-toy-embattled-commodore-president/?utm_source=rss&utm_medium=rss&utm_campaign=max-toy-embattled-commodore-president https://dfarq.homeip.net/max-toy-embattled-commodore-president/#comments Wed, 07 Oct 2026 11:00:56 +0000 https://dfarq.homeip.net/?p=36054 Commodore went through a revolving door of executives after Jack Tramiel resigned due to conflicts with Irving Gould. On October 6, 1987, it was Max Toy’s turn. On that day, Commodore hired him. And for a while, it seemed like

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Lotus: Second largest software publisher in the world (in 1983) https://dfarq.homeip.net/lotus-second-largest-software-publisher-in-the-world-in-1983/?utm_source=rss&utm_medium=rss&utm_campaign=lotus-second-largest-software-publisher-in-the-world-in-1983 https://dfarq.homeip.net/lotus-second-largest-software-publisher-in-the-world-in-1983/#comments Tue, 06 Oct 2026 11:00:50 +0000 https://dfarq.homeip.net/?p=36058 On October 6, 1983, Lotus Development held its very successful IPO worth $5.5 billion. Founded by Mitch Kapor and Jonathan Sachs in 1982, Lotus was the publisher of a spreadsheet called Lotus 1-2-3. Two months after their IPO, they were

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The IBM Thinkpad’s 1992 debut https://dfarq.homeip.net/the-ibm-thinkpads-1992-debut/?utm_source=rss&utm_medium=rss&utm_campaign=the-ibm-thinkpads-1992-debut https://dfarq.homeip.net/the-ibm-thinkpads-1992-debut/#comments Mon, 05 Oct 2026 11:00:45 +0000 https://dfarq.homeip.net/?p=39507 On October 5, 1992, IBM released its first three Thinkpad models. IBM had portable computers before, starting with its luggable Portable PC from 1984 and PC Convertible from 1986. But none of them had the lasting success of the Thinkpad,

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Weekend content through the end of 2026 https://dfarq.homeip.net/weekend-content-through-the-end-of-2026/?utm_source=rss&utm_medium=rss&utm_campaign=weekend-content-through-the-end-of-2026 https://dfarq.homeip.net/weekend-content-through-the-end-of-2026/#comments Sun, 04 Oct 2026 13:00:26 +0000 https://dfarq.homeip.net/?p=43637 About three and a half years ago, I had to make some changes to my format and workflow. It wasn’t the first time I’d done things like that and probably won’t be the last. And usually when I make changes,

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Cull lumber at Menards https://dfarq.homeip.net/cull-lumber-at-menards/?utm_source=rss&utm_medium=rss&utm_campaign=cull-lumber-at-menards https://dfarq.homeip.net/cull-lumber-at-menards/#comments Sat, 03 Oct 2026 11:00:28 +0000 https://dfarq.homeip.net/?p=43973 The Home Depot near me stopped doing cull lumber. I don’t know if that’s just a local thing or if the whole chain stopped doing it. That sent me looking for alternatives, and I found one at Menards. Menards does

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What happened to Activision https://dfarq.homeip.net/what-happened-to-activision/?utm_source=rss&utm_medium=rss&utm_campaign=what-happened-to-activision https://dfarq.homeip.net/what-happened-to-activision/#comments Fri, 02 Oct 2026 11:00:00 +0000 https://dfarq.homeip.net/?p=33505 Activision was the first independent third-party publisher of console video games, founded October 1, 1979 by a group of former Atari developers. Activision proved successful, becoming the largest and most enduring publisher of video games for both game consoles and

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The day GIF became free to use, forever https://dfarq.homeip.net/the-day-gif-became-free-to-use-forever/?utm_source=rss&utm_medium=rss&utm_campaign=the-day-gif-became-free-to-use-forever https://dfarq.homeip.net/the-day-gif-became-free-to-use-forever/#comments Thu, 01 Oct 2026 11:00:03 +0000 https://dfarq.homeip.net/?p=35967 October 1, 2006 was a good day. It was the day that the last of the patents covering the GIF file format finally expired and GIF became free to use. Today GIF is a staple of social media, but it

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IBM PS/2 series https://dfarq.homeip.net/ibm-ps2-series/?utm_source=rss&utm_medium=rss&utm_campaign=ibm-ps2-series https://dfarq.homeip.net/ibm-ps2-series/#comments Wed, 30 Sep 2026 11:00:40 +0000 https://dfarq.homeip.net/?p=12777 The IBM PS/2 line, released April 2, 1987, was IBM’s attempt to reinvigorate its aging personal computer line and fight off cloning. The line sold better than we remember. On September 30, 1988, IBM announced it had sold its 3

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When Internet Explorer passed Netscape for the first time https://dfarq.homeip.net/when-internet-explorer-passed-netscape-for-the-first-time/?utm_source=rss&utm_medium=rss&utm_campaign=when-internet-explorer-passed-netscape-for-the-first-time https://dfarq.homeip.net/when-internet-explorer-passed-netscape-for-the-first-time/#comments Tue, 29 Sep 2026 11:00:54 +0000 https://dfarq.homeip.net/?p=35936 It was on September 28, 1998 that Internet Explorer passed Netscape in market share for the first time. It took just under three years for it to go from an afterthought in the Microsoft Plus pack to the dominant browser.

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AMD’s IPO, September 27, 1972 https://dfarq.homeip.net/amds-ipo-september-27-1972/?utm_source=rss&utm_medium=rss&utm_campaign=amds-ipo-september-27-1972 https://dfarq.homeip.net/amds-ipo-september-27-1972/#respond Mon, 28 Sep 2026 11:00:25 +0000 https://dfarq.homeip.net/?p=41090 AMD went public September 27, 1972. It issued 620,000 shares at $15.50 per share, raising $7.5 million in capital. Unlike modern tech IPOs, AMD didn’t list on any of the major exchanges, opting to trade over the counter. on October

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