The only surprising thing is that The Sun chose to cover a leak like this. They've hitherto been great adherents to the sunlit uplands school of Brexit propaganda.
We've also had the Daily Mail featuring a front page page characterising Laughing Boy and that hapless twerp Williamson with the headline 'another fine mess you've got me into'.
And then, a genuine mirabile dictu, the Mail online actually covers the long established fact that charlatan Farage was in cohoots with the newly disgraced neocon Steve Bannon.
https://www.dailymail.co.uk/news/article-8647523/Steve-Bannons-links-Brexit-Indicted-Trump-aide-ally-Nigel-Farage.html
Has the penny finally dropped that there will be a lot of rather disappointed readers in 2021?