The Benefits of Apple's Wallet

Apple famously has huge cash reserves and to some extent it's poured that money into other tech projects. Is Apple in a strong position to become an enormous financial institution of its own? I mean why would or wouldn't it be sensible for Apple to focus on becoming a financial business? Yeah I mean it's got so much more money than a bank wreck because the money that when we talk about bank balance sheets it's almost all borrowed.