Urban commutes can get crazy. How do you get around? Is it a bike with a motor and a baby carriage? A hoverboard or souped-up skateboard? Send us photos of DYI, rigged, wacky means of transportation.
Around the world, cities like Rio de Janeiro are using new technologies to solve their problems. And while there's great promise in many of these "smart" city programs, urban planner Anthony Townsend is wary of putting so much power in the hands of tech companies.