> My sense is that major universities doing online stuff have video production crews (from Communications etc) and everything is heavily edited and redone. It's more like a television show than anything else. Much more preplanning, and interactions with the students are much more structured.

For some large classes in certain universities, yes. In the rest it's a regular professor giving a live lecture who is now doing it over Zoom.

> Students will be back in the fall. The risks of returning do not approach the risks of not returning for most undergrad-age students.

Students aren't the only people on campus.