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The takeaway: The team behind sheets.works, best known for its spreadsheet projects, has built something focused on a different kind of precision: sound. It has launched an interactive project called the Listening Museum, a browser-based archive that captures the acoustic signatures of mechanical keyboards across decades of design.

The site functions less like a conventional product gallery and more like a controlled listening environment . Users can select from 36 keyboard models – ranging from legacy hardware such as the IBM Model M keyboard to contemporary devices from manufacturers including SteelSeries and Logitech – and then type on their own keyboards to hear each key mapped to that model's sound profile.…