Given most members of the public assume that everyone in the financial sector is party to billion if not trillion dollar frauds, it is important to realise that

Given most members of the public assume that everyone in the financial sector is party to billion if not trillion dollar frauds, it is important to realise that if you blow the whistle - you get a chunky cut of the settlement. So either the system is not quite as riddled with fraud as most believe or many people making 500k a year are passing up >$100mil to hide the fraud.