I think that, even after other things are opened up, they should continue to ban business travel and commercial airplane travel for some more time. This will mi

I think that, even after other things are opened up, they should continue to ban business travel and commercial airplane travel for some more time. This will mitigate international spreading (I don't how by how much, but it will help a bit). More testing would also be helpful. This way, you might have better data to work with.