So much of the content is extremely stale, and it even matters for languages that you would think are relatively unchanging.

It seems like they must have put almost no incentives in place for the instructors. Setting up a course must take even more effort than running a full semester course in their own school, but since no one is making new versions Coursera must not be paying them like it, or offering equity in the platform. I imagine that teaching students in person is also a lot more rewarding,

I haven’t taken any recent online courses, but EdX looked like it might still be good.