India has switched almost entirely to E20 fuel, a good five years ahead of the original 2030 timeline. Why is the move to E20 significant and why has it caused an uproar amongst motorists in India? Hormazd Sorabjee - Editor, Autocar India - and Sergius Barretto - Managing Editor, Autocar India - discuss in this episode of the Autocar Deep Drive Podcast powered by Kotak Mahindra Prime