As super spreader events go, the Wembley clash between England and Scotland two weeks ago is up there with the Cheltenham races last March.

Shortly after 20,000 Scots travelled to London, evidence started emerging north of the border of a mini Covid surge in the 20 to 39 age group, principally among men. The Tartan Army had packed onto trains, crowded into Leicester Square and its pubs, forgot to socially distance or wear masks and then brought back more of the delta variant to Scotland.