Last week, a Florida detective made a startling public announcement: a judge had ruled he could permit him to have access to the privacy settings of the 1.2 million users of GEDmatch, a personal genomics database and genealogy website that was used by police to identify a suspect in the Golden State Killer case in California in 2018. Detective Michael Fields of the Orlando Police Department, determined to solve a decades-old case of a serial rapist, appealed to Judge Patricia Strowbridge of…