It’s because the only way to become a famous musician anymore is nepotism. You have to be born into a wealthy well connected family so you can get record contracts and actually have the time to hone your craft.
What you’re seeing are industry plants; the hobby of trust fund kids.
A motto was never going to stop them from going sour. Any corporation that gets large enough and is publicly traded is going to attract sociopaths, narcissists and other Patrick Bateman wannabes to the positions of leadership within the corp like sharks to chum. It is a matter of when that gradual shift from good people to bad people takes place, not if.
The problem is that our economy and corporate structures reward the scummiest people because they’re the best at making profits.