Well I imagine it like high school electives. You get to pick from a selection and go through 3 or 4 until you're ready to settle one some sort of career
Anytime I've done some world building in my head for the great human empire :tm: it involves some sort of rotational labor period in each citizens early 20's to give them exposure to a few different styles of work
It's a nice way to give back to the community while also getting to see how the rest of the world lives
I'm sure there's flaws with it but sounds a hell of a lot better than what we have now
Think u meant to post this in c/science_dad_jokes