Jamie Dimon, the CEO of JPMorgan Chase & Co. (NYSE:JPM), has not shied away from exhibiting his disdain for Bitcoin (CRYPTO: BTC) and has used public platforms to target the leading cryptocurrency over the years. What happened: One of many such attacks came at the Institute of International Finance event (IIF) in October 2021, during which Dimon questioned the very foundations of Bitcoin technology — its hard cap of 21 million. "I’ll just challenge the group to one other thing: how do you know i