Interestingly, Robinhood had recently filed a bank charter in a bid to open a crypto-friendly bank keeping in sync with their aim of cryptocurrency ...
source https://www.google.com/url?rct=j&sa=t&url=https://www.21cryptos.com/e-trade-to-offer-cryptocurrency-trading/&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNF1AKiAmVursma5M_HZndwslc18gQ