No one wants your cash.
A bank is a magical place that transforms risky illiquid long-term loans into safe immediately accessible deposits. Like most magic, this requires a certain suspension of disbelief. We live in skeptical times, though, and people who would once have gazed with childlike wonder on the magic being worked by banks are now all like, well, that is kind of a risky mismatch, you should really hold a lot more capital against all those flighty demand deposits. And so you get stories like "Big Banks to America’s Firms: We Don’t Want Your Cash":
