Unsolicited Published on March 3, 2026March 2, 2026 by fivecolorssandt@icloud.com Entangled Advertising is everywhere. And “everywhere” keeps increasing. Read More
Sunrise, sunset Published on January 27, 2026January 26, 2026 by fivecolorssandt@icloud.com In-between calculations In the twilight land of Spherical Astronomy. . . Read More
The archives Published on January 20, 2026January 19, 2026 by fivecolorssandt@icloud.com Digging For those of us not utterly organized. . . Read More
Analog lessons Published on September 2, 2025September 1, 2025 by fivecolorssandt@icloud.com Doomed ideas (III) A different sort of lesson for this digital age. Read More
Old paper (II) Published on June 10, 2025June 8, 2025 by fivecolorssandt@icloud.com Lasting images Writing is not the only medium we might want to preserve. Read More
Interpolation Published on May 27, 2025May 26, 2025 by fivecolorssandt@icloud.com No longer useful We don’t need to look up things in tables of numbers nowadays. Read More
Always on Published on April 29, 2025April 27, 2025 by fivecolorssandt@icloud.com No rest ? Do you ever turn your computer off? Read More
The one-stop shop Published on April 22, 2025April 22, 2025 by fivecolorssandt@icloud.com Bundled for efficiency We remark on a technological tendency that you’ve (no doubt) already noticed. Read More
Small perturbations Published on April 15, 2025April 14, 2025 by fivecolorssandt@icloud.com A big subject We describe how to do something that’s hard. Read More
Handwriting Published on February 4, 2025February 2, 2025 by fivecolorssandt@icloud.com Legibility The old-fashioned art still has some use. Read More