Most interesting thing, Wigwam, is that it was produced as a countermeasure to the possibility of bio-terrorism attack using viruses. Can’t say that hadn’t occurred to me about Covid.
On a lighter, but still worrying note, my GP’s surgery has stopped doing any face-to-face work with patients. I was due to go in for regular COPD check, was just about to phone and cancel (thought the risk too great) when they phoned me to call it off.