Twice a week, somewhere deep inside Buckingham Palace, a retired footman sits at a desk and, with gloved hands, sifts through the late Queen Elizabeth II’s most intimate thoughts. “King Charles has assigned his mother’s most trusted aide, Paul Whybrew, to gather her private papers, including diaries and copies of letters she sent throughout her nine decades, to be preserved for posterity,” says a palace source, adding that the courtier, whom Elizabeth affectionately called “Tall Paul,” is known as her “secret keeper.”
What exactly will be revealed remains to be seen. “Charles knows the papers are full of bombshells, and he’s relying on Paul to make sure some of them never see the light of day,” says a source, noting that the royal family — to the great consternation of…