Should one premiership end in controversy and acrimony, the next occupier of the office is well-advised to distance themselves from the turmoil that went before. They will want to impose a different philosophy and install new faces to prove they are the right way forward.
This is precisely what the remaining candidates seeking to become the next Tory leader are currently attempting to do to relegate Boris Johnson to the pages of history. It is also what the FIA appeared to be enacting as 2021 rolled into the new year.