The singer’s tears over the Islamic State terrorist plot against her show and Southport attack make this behind-the-scenes docuseries about her world-conquering tour more moving than anyone could have anticipatedSwifties had long guessed that there would be a documentary going behind the scenes of Taylor Swift’s blockbuster Eras tour. The 2023 Eras Tour concert movie didn’t show any of the inner workings of this three-and-a-half-hour behemoth, which ran for 149 dates from 2023-24. Fans put some...