Study finds shoelace tags better than gold

A British study finds the device that prevents shoelaces from fraying was more valuable than gold to indigenous Cubans who traded with Columbus's fleet.

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<p><a href="http://www.physorg.com/news79111811.html">Study finds shoelace tags better than gold</a></p> <p>A British study finds the device that prevents shoelaces from fraying was more valuable than gold to indigenous Cubans who traded with Columbus's fleet. </p>