This isn't really true for most people. Sure if you're already at one of the big companies they provide means for shifting your career. But most people aren't f

This isn't really true for most people. Sure if you're already at one of the big companies they provide means for shifting your career. But most people aren't fortunate enough to work at one of those places, so changing careers can be much more challenging. You often need someone to take a chance on you or you need to take a more entry level position and the pay cut that comes with it.