An old patent inspired the new "Y-zipper", a three-sided fastener
Signal strength 24/100
https://www.youtube.com/watch?v=AWig98GVInohttps://www.tomshardware.com/3d-printing/mit-researchers-rev...https://www.yankodesign.com/2026/05/31/a-zipper-patent-sat-i...
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