So, if it's not a question of whether you're going to be sued but on what grounds, you want to do whatever thing will leave you in the best position to defend yourself when the inevitable lawsuits start arriving. And given the medical consensus that social distancing is necessary to protect against coronavirus, if I were a university administrator, I'd much rather be defending myself against charges that I broke a contract than against charges that I recklessly endangered peoples' lives in order to not have to break it.