So the overall contents are just his “little black book” and perhaps some coded ledgers and not any media. Even if there were plain-text accountant books and damning video, it could all be written off as fake/“deep fake”.
So Andrew in the UK just got the Mountbatten treatment due to his elusiveness and the book specifically naming him. Maybe he ought to have gone the fake news route as the BBC just gave Trump yet another reason to dismiss anything as such by selectively stringing together things he said on Jan 6, but not in order.