Charles was very intent to use his years as Prince of Wales to make his mark while he still had freedom of maneuver that he wouldn't have as King. The first subject he really went for was architecture. It made an impact. ↗
He did once say the time to worry is when they stop writing about you but again I think that was pretty token of the coverage was very respectful, he rather resented the intrusions on his private life, but that was about it. ↗