99% Invisible-04- 99% Details
99% Invisible
Itβs a stick with bristles poking out of it. It doesnβt even qualify as a simple machine, but the careful thought and design that went into the creation of the modern, angled bristle, fat handled toothbrush shows just how much β¦ Continue reading β
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99% Invisible-03- 99% Reality (only) @ 99% Invisible
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