What’s the shiniest, most exciting new technology for transportation? Well, there are plenty of candidates! We’ve got the self-driving car and drones big enough to carry people. Elon Musk is getting ready to bore hyperloop tunnels. When it comes to moving humans around, the future looks to be merging with sci-fi. But from where I stand, the most exciting form of transportation technology is more than 100 years old—and it’s probably sitting in your garage.
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