By Emma Mackenzie Since its publication in January 2023, Prince Harry’s memoir Spare has topped many bestseller lists, but Kate and William were definitely not amongst those who bought a copy, a royal author has claimed. However, that doesn’t mean that the royal couple have no idea what claims Harry’s book contained because they kept abreast of the headlines that were generated by the memoir, and their staff also looped them in on what aspects of the memoir they really needed to be aware of. The same went for Harry and Meghan’s six-part Netflix documentary, which was released in 2022, with bot…