I honestly don't think it's any surprise that a top flight ref both talks shit about football celebrities and snorts coke.
I'm not going to judge the guy. If I were him I'd probably do and say similar things, apart from the bit where I got recorded and humiliated.
You get the same behaviour among police top brass, intel services, the military, the top levels of the bureaucracy and the judiciary, the Parliament as we well know and so on.
What's a concern is that PGMOL is not properly structured, has no independent watchdog, has a lack of clear professional or probity standards, and its leaders have been actively chasing what amount to conflicts of interest with its move into media.