Since 2008 the financial services industry has struggled with the issue of trust. From banker bashing to deposed knights, the public mood is increasingly sceptical of the abilities of the investment industry to operate ethically and act in the best long-term interests of investors and the public.
With so much change in a what is often a 'spaghetti of legacy / new systems and processes' it will always be challenging and costly to make structural changes; hence banks will often take the least contentious path. After all, regulatory change is not revenue-generating and times are tough.
The Occupy Wall Street protests have exposed a fundamental dilemma at the heart of economics. People want economic growth, but they also want a fair distribution of wealth. Unfortunately, these two goals are not fully compatible.