Covers one lie to create another. The one aspect of his credibility left was that he was an expert strategist and now you have to question that because he's falsified a blog and told people he saw this coming.Certainly with him, that’s after all how that “I predicted Coronavirus” fib emerged, him feeling that he had to come out with something
The one thing I wish people would be sharper on is the detail and timeframes, because people can't hold the information in their heads. But if you can immediately reply back when someone says 'the guidelines said this' when it's demonstrably untrue, it is much more effective.