The idea is certainly audacious: thwart traffic in congested cities by flying over it. Quick, quiet, clean, cheap. This concept – which requires a new type of battery-powered vertical takeoff and landing vehicle
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The idea is certainly audacious: thwart traffic in congested cities by flying over it. Quick, quiet, clean, cheap. This concept – which requires a new type of battery-powered vertical takeoff and landing vehicle
At the helicopter industry’s largest trade show last week, dozens of aircraft were parked over seven acres of Dallas, Texas convention centre space. Yet only one generated a constant crowd as more than a thousand people gathered