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  "path": "/2026/03/23/build-this-open-source-graphics-calculator/",
  "publishedAt": "2026-03-23T18:30:18.000Z",
  "site": "https://hackaday.com",
  "tags": [
    "Microcontrollers",
    "calculator",
    "graphics calculator",
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  "textContent": "Graphics calculators are one of those strange technological cul-de-sacs. They rely on outdated technology and should not be nearly as expensive as they are, but market effects somehow keep prices …read more",
  "title": "Build This Open-Source Graphics Calculator"
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