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  "description": "A while ago, I purchased an Aranet 4 indoor CO2 monitor. The device has sat on my desk ever since.\n[...]",
  "path": "/2026/02/06/background-technology/",
  "publishedAt": "2026-02-06T15:18:30.000Z",
  "site": "https://jamesg.blog",
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  "textContent": "A while ago, I purchased an Aranet 4 indoor CO2 monitor. The device has sat on my desk ever since.\n\n...] [",
  "title": "Background technology"
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