And you thought the Smart Car was Lilliputian! Segway has been showing off its latest “experimental” vehicle, a collaboration with GM, at the New York International Auto Show this week. Called the PUMA (Personal Urban Mobility and Accessibility), the self-balancing two-wheeler can go about 35MPH top speed. S.E. Kramer from DVICE said it’s like driving around in a Ferris wheel gondola.