It's highly variable. Some classes have full video, which is great. Others, perhaps the majority, have much less material. That's part of why it's frustrating.

It's highly variable. Some classes have full video, which is great. Others, perhaps the majority, have much less material. That's part of why it's frustrating. You see an interesting course listed. You go to the page for the course. Then you click around and it turns out that there isn't much content posted.