But one of the key hurdles when bringing origami or kirigami to engineering is that these techniques often make things rather complicated. The famous Miura fold, developed by Japanese astrophysicist Kōryō Miura, folds a sheet of material into parallelograms, allowing it to fold down very compactly.
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In 1992, in a small shop in British Columbia, a sign maker named Blair Gran stared at a wall full of half-finished jobs and felt something click. Sign-making was treated like a commodity — orders in, banners out — but as thousands of signs came through his shop, he couldn’t help but notice the difference between the good ones and the bad ones. He could see that every sign that left his shop was either helping a business get noticed, or letting it disappear in plain sight.
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