" rel="nofollow">ScuttleMonkey writes: "Aviation is by no means an exception, and it has its share of shanzhai builders. But there is more to it than that. China’s emerging aviator class is spreading its wings with a plethora of approaches, from the ramshackle to the sophisticated to the potentially revolutionary. They’re using everything imaginable, from old motorcycle engines to electric motors to even their own legs, like Mao Yiqing and his human-powered airplane shown above. You could easily plot these adventurous innovators on a graph, with the X axis showing their skill and the Y axis their financial means."
As far as the laws of mathematics refer to reality, they are not
certain, and as far as they are certain, they do not refer to reality.
-- Albert Einstein