You're right, I doubt Charles cares about what me or you think.
He probably wants people to think of themselves as subjects in the grand scheme of things though as otherwise the whole ruse of the monarchy starts to crumble.
His "Dear, oh dear" introduction to Liz Truss was very funny.
The Queen managed thousands of these meetings without incident.
Now the public will be wondering why on earth this unelected man gets reported to weekly by the prime minister. If he's not supposed to be political why is he being consulted? Do we really think he's keeping his opinions to himself?