"He’s a well-known actor, and you’re a minor rat nobody." It’s a tried using-and-genuine fanfiction situation, the inverse plot of Notting Hill, and now, the premise of HBO Max’s truly delightful Starstruck. And yet it’s extremely hard to resist hoping for a distinctive result: in a nineteen eighties London plagued by AIDS, probably these homosexual men we’ve come to know and like can make it out of the epidemic unscathed.