“An internal spreadsheet, created by two organizers and updated by assigned administrators, keeps track of around 60 folks per tent. Most of them are young women, but no one under 18 is allowed. Based on a ranking system gathering everybody’s total time, the longer you’ve been in a tent, the higher the chances of being one of the first in line. A fan named Carmen tells me she’s spent more than 300 total hours, or 12-and-a-half days, in the tents.” Worried a friend or loved one is getting a little too into Taylor Swift? Trust me, it could be worse. Meet the Argentine Taylor Swift Fans Who Have Been Camping Out for the Eras Tour Since June.