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An essay exploring why the bicycle was invented only in the late 1800s despite being a simple mechanical device, discussing hypotheses such as metalworking limitations, design iteration, road quality, competition from horses, economic growth, and cultural factors.
Wired reviews the Fiido Air Carbon Fiber Electric Bike, praising its lightweight 30-pound frame, quiet motor, and smooth acceleration, but noting weak hill-climbing ability and a premium price compared to competitors.
An annotated version of a paper showing that a simple neural network with just two neurons can control a bicycle, highlighting minimal requirements for stable locomotion.