The two months between September 2020 and 31 October 2020 were an unsatisfactory period in which the comparative simplicity of the rules in place from the evening of 23 March onwards were replaced by a complex, inconsistent, shifting and scientifically ambiguous set of detailed restrictions. The rules had previously been a matter of broad national consent, but that sense of national solidarity began to erode, as the uncomfortable stand-off in Greater Manchester showed. Proposed circuit breaker