Penrose Triangle Sparks Debate About What Defines Invention
The first 3D printing copyright scandal raises new questions about intellectual property law.
For those of you who don’t know, the Penrose Triangle is one of those “impossible objects”: a two-dimensional figure that the eye automatically interprets as three-dimensional – like M.C. Escher’s stairs, in other words, an optical illusion. Therefore, it is not surprising that this object was one that enthusiasts were eager to try to 3D print.
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