(Photo Credit: Tristan Kenton, 2021) Cal McCrystal returns to English National Opera (ENO) for his second Gilbert & Sullivan operetta at the Coliseum, following up 2019’s riotously silly “Iolanthe” with “HMS Pinafore.” His is an interventionist approach that will surely not please G&S traditionalists: not that there seemed to be any disapproving looks from them on opening night! As the {…}