Feb. 27, 2025 By Regina Martinez At 6:40 p.m., 20 minutes before Xanadu Roller Arts reopens for its celestially-themed Space Bounce event, a line of anxious skaters in holographic outfits forms below the rink’s burgundy awning, stretching outside into the cold. “Ay, what’s the holdup? We already signed our waiver,” yells a patron. A…