We have just seen how much the Prime Minister’s view of the virus has changed, and how quickly. Just ten days ago, he was  attacking circuit-breaker lockdowns for the “psychological and emotional” damage they inflict: the effect on mental health as well as the economy. Now, the Prime Minister talks not about the evils of lockdown, but the evils of failing to lock down: an NHS overwhelmed, ‘doctors and nurses forced to choose between saving Covid patients and non-Covid patients.’ He