Taylor Swift’s juggernaut Eras Tour warps culture wherever it goes. We’ve seen everything from pure economic impact to a delightful fan cam arms race to record-setting concert film numbers. And now we know that all those fans are using absolutely vast amounts of data during the show as well: AT&T’s network alone moved 28.9 terabytes of data during the busiest day of Taylor’s three-day tour stop at AT&T Stadium in Arlington, Texas, according to data the carrier has shared exclusively…