Show HN: Single-string instrument made with ball bearings

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	Show HN: Single-string instrument made with ball bearings (makefastworkshop.com)
	1 points by akumpf 3112 days ago

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Direct link to a video of the TuneFast Harp here: https://youtu.be/yGjTQOmBWsM

And here are the files/info if you want to print your own: https://www.thingiverse.com/thing:2709667