Zerodha Co-founder Nikhil Kamath on Tuesday thanked PMO, Reserve Bank of India and Infosys Co-founder Nandan Nilekani for creating the current banking ecosystem. "Indian banks are outstanding, can't believe how terribly run international banks are," Kamath tweeted. Kamath added, "How in today's day and age can it take days to do a simple bank transfer, and cost so much?"