Why banks are so bad at financial advice

This is a simple enough question I was pondering recently - who benefits from the banks being so poo...

This is a simple enough question I was pondering recently - who benefits from the banks being so poor? You don't need an MBA to be puzzled by this. The banks are among the best-known companies and brands in the UK. They are financially as strong as governments, have a higher debt rating than many countries and despite our grumblings about them, we find it hard to change our loyalties. So why do right-minded people not go to banks for financial advice? Ironically, for businesses whose proposition is built around service, their financial planning advice is poor at best and rubbish as a nor...