The government has announced a new band of ‘Covid marshals’, to patrol Britain’s streets and ensure that no-one is breaking social distancing rules. They will remind people to keep a two-metre distance, enforce one-way pavements, and break up groups of more than six. The Local Government Association (LGA) and police were critical of the announcement, because it has not been costed, nor the wardens given proper powers. But in fact, these institutions – and a whole class of officials – are entirely ready for this development. There is, ready and waiting, a class of wardens absolutely primed for this role. This is…