If it is possible to catch carriers before symptoms are showing it is a way forward to stop the infections spreading. However, I don’t understand the thinking of a person being interviewed on the tv who claimed she would not be taking a test if she doesn’t show any symptoms. In France a similar test is available to everyone but the older people, Although it is not a 100% perfect it is a step in the right direction and Christmas maybe on yet.
Up to half a million people in Liverpool are set to be tested for Covid-19 under the UK government’s first attempt to embark on city-wide mass testing and track down every case of the virus.