Re: The bank has paid $18.3bn in regulatory fines since 2008
Bankers make short term profit.
Once the bonus is paid, they don't care whether it's going to half sink the bank in five years time.
There are innumerable examples of this kind of short-termism - PPI, the 2007 financial crash, millions of individual fines for various breaches of money-laundering regulations...
Biting the hand that feeds IT
