The more anticipated a parliamentary appearance, the less it tends to live up to its billing. But Dominic Cummings’s testimony before MPs on Wednesday was one of the more remarkable parliamentary moments of this century. His attacks on his former boss were jaw–dropping. He said that it wouldn’t have helped if Boris Johnson had chaired Cobra meetings at the start of the crisis since the Prime Minister didn’t take Covid seriously and that it was ‘completely crazy’ that the country had to choose between Johnson and Jeremy Corbyn at the last election (this remark was particularly astonishing given Cummings’s influence...