You can still work your way up to management, you might just move through more companies in order to do it. This might be as a result of workers now having more

You can still work your way up to management, you might just move through more companies in order to do it. This might be as a result of workers now having more options as recruitment is easier due to the internet and other things. It might be better to have the flexibility and gather a variety of experience rather than feeling indentured to a single company. The flipside of this is that companies are less likely to invest in workers who they are worried will leave them in a few years.