We are all used to circle wheels and we don’t look much for other options. But how about radical solution – square wheels. Surprisingly such wheel is already here and is called “Shark Wheel”.
We recommend EasyEDA for circuit design and PCB prototype
When looked from side it looks really square shaped, but when rolled it has smooth and slick ride. Even more it even proved proved to be more effective that circle wheel in many ways.
I suggest to follow this infographic created by Dale in wish.co.uk to see those benefits.