Not a person alive has takes hotter than a man allegedly running for office against a Republican viewed to be insufficiently supportive of Donald Trump.
It became useful to turn eliminating QI into a cudgel issue, the same reason why it became politically useful for certain people to argue that the murders of George Floyd and Ahmad Arbery were somehow their fault after initially saying otherwise.
It was useful to make BLM a corporate cause that required no actual action, and it was useful to make it a scapegoat to also do no actual action.
He lived a very ... interesting life, as one would expect from someone who spent much of his life trying to run away from the fact of his parents being Oswald Mosley and Diana Mitford, perhaps the most well known British Nazi supporters of the 1930s.