How often have we hailed a taxi and chatted away with the driver to while away the time? Very often. But when brothers Tarun and Varun Kodnani started chatting with taxi drivers two years ago, it was to understand the fundamental issues they face on a daily basis.


Brothers Tarun and Varun Kodnani 

"They had many reasons for refusing passengers, including not getting passengers for the return journey," says Tarun, 23, MEng Computer Science from University College London and the older of the two. But the brothers weren't asking these questions for fun, but to develop Cabzo, an application-based taxi service, which connects the black and yellow cabs of Mumbai with customers using their on-demand algorithm on a smartphone.