It has been touted as a solution to urban India's traffic woes, chronic pollution and fossil fuel dependence, as well as an escape from backbreaking human toil. A state-of-the-art, solar-powered version of the humble cycle-rickshaw promises to deliver on all this and more. The "soleckshaw," unveiled this month in New Delhi, is a motorised cycle rickshaw that can be pedalled normally or run on a 36-volt solar battery.