They had the Imperial man on the telly - under pressure he admitted well it's just a model.
And their report has been published so it can be examined. It is widely respected throughout the world by people who understand such things.
In both respects it is different from Buffoon's "let it rip and kill half a million" idea.
Has Buffoon said his scheme was based on a model? What were its goals and assumptions? Where is it?