All it will take is one of the big schools to make this decision and The dominoes will fall. And I think it's mainly because it will not be the football programs or the universities that will be making those decisions, but rather University presidents and chancellors, who are far more risk-averse, and prone to accept the hyperbolic panic porn coming from the mainstream media, and being echoed by the blue checkmark brigade on social media
This despite the fact that both students and student-athletes have a lower risk of dying from covid-19 to the flu.
I know that the spread from them to other populations is the concern, but again no, this is the first time in human history we've lockdown healthy people to combat a contagious disease outbreak.