There are only two ways to stop the virus: vaccination, and everyone having been in contact with the virus and having built immunity. Everything else is only t

There are only two ways to stop the virus: vaccination, and everyone having been in contact with the virus and having built immunity. Everything else is only trying to slow the spreading. It is not useless though. And keep in mind that without a vaccine, there is a fair chance for the virus to come back another winter (assuming it stops spreading in the summer).