

You may find a better answer in the distinction between “profit” and “exploit”.
Does GPL allow a corporation to profit off your work? Yes it does.
Does it allow them to exploit your work? In my opinion, no.
Compared to something like MIT which in my opinion lets them both profit and exploit you.
Disclaimer: I’m not a lawyer by any means, just a GPL advocate.
Can you expand on this Korea story? That’s not really making sense but I’m curious.