3D printers save lives

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		A 3D-printer company in Italy has designed and printed 100 life-saving respirator valves in 24 hours for a hospital that had run out of them.
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https://www.bbc.co.uk/news/technology-51911070

That's good, and it's done locally so no waiting on a manufacturer. Although one would think they'd just GNU GPL or Creative Commons the design and post it on the web for free for other testing and potential use.