Have we considered NOT taking that risk? Given it is extremely unlikely that we will do the necessary preparation and take precautions. It’s fine to identify issues and benefits, but then you have to ask yourself why accept that gamble in behalf of the whole world
We live in a big modern world there some options that are not really available. As if we are stuck in a really wide raging river. We are not going to be going upstream regardless our desires. Saying stop I want out is not really an option.