Royal expert Rafe-Heydel Mankoo has slammed Prince Harry as “out of touch” after he revealed that he will be releasing a series about playing polo. The series will attempt to show what it takes to compete in the sport at the highest level. Prince Harry is a keen polo player and is often photographed playing internationally. Speaking to GB News Mankoo said: “It shows the problem with Harry, because the fact that he’s doing a show on polo, which is hardly a mass appeal thing, shows that there’s not much of a commercial skill set he has. “He knows how to be a prince, how to be a soldier and how t…