Might as well just let them self-organise and do whatever they want on the park and see if their ideas are any better than the manager's... the results couldn't be any worse.
That's the point at which you have to rely on herd immunity. If enough people have immunity through vaccination or previous infection, the people who don't should have a very small chance of ever meeting anyone they can catch it from.
From what I saw last night, he has pretty much the same job to do as GA did when he came in. Make them harder to beat first, then worry about where the goals are coming from.
I know we haven't had much luck lately, but plenty of folk have been sent off for foul and abusive language before. Our very own Steve Jennings among them...