Unlike cryptocurrencies, the digital Rupee is issued in the same denominations as paper currency and coins. But how is the e-Rupee different from the UPI system, and how can you use RBI's e-Rupee? BTTV’s Managing Editor Siddharth Zarabi spoke to Avinash Godkhindi, MD & CEO, Zaggle, and Deepak Kothari, Co-founder, ft Cash.