Cast your mind back in the depths of time, back to the old days when David Cameron was prime minister, Greg Clark was communities secretary, we were all Europeans and the thought of Donald Trump becoming leader of the free world was still funny.

It was an innocent time, when Boris Johnson was Mayor of London – and still anti Brexit – and George Osborne was going hell for leather on devolution. Yes, ladies and gentlemen, that was just a year ago at the start of 2016. A lot has changed since then…