In the past few minutes, Sue Gray’s final report into lockdown-breaking parties in Downing Street has been published. It makes for grim reading. The report is just 37 pages long, along with photos of the events that the senior civil servant was tasked to investigate. They key line is where Gray says that ‘the senior leadership at the centre, both political and official, must bear responsibility for this culture’ of believing that events were permitted when they were not in line with the rules.