You can also reserve your bike from the app -- though, should you not have your smartphone on you, you can still get a bike by entering account information into the keypad.

ENGADGET: Social Bicycles announces availability by end of summer, we go hands-on (video)

And Clear Channel has been offering imaginative frills, such as an urban bike scheme, controlled by smart cards to ensure the bikes do not get stolen, and heated seats in Scandinavian bus shelters.

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During his cancer treatment Yuvraj was inspired by Lance Armstrong's battle with cancer and read his book It's Not About The Bike.

BBC: India's Yuvraj Singh writes memoir on cancer battle