Southeast Asia is in the early stages of a takeoff in e-wallet adoption that is likely to transform the financial industry. The competition for market leadership is wide open and furious. But for digital finance to make the next big leap in scale, both incumbent banks and new digital challengers must overcome obstacles. We speak to Aparna Bharadwaj, Managing Director & Partner, Boston Consulting Group; Global Leader for BCG’s Center for Consumer Insight on how we are driving the digital payment revolution here in South East Asia.