And the proud Illinois tradition of some mission-critical service crashing on the first day of class continues.

In this case, it is an external service. However, I also suspect that the Duo outage is probably shielding other on-campus services from load surges that would probably be causing them to get crashy.

I guess I don't know how we could ever prevent such incidents. Given that the first day of classes is a well-kept secret /s.