The amulet was working perfectly; no one could see her and no one was paying any attention to her. Absolutely no one. As a consequence she was jostled, stamped on and kicked innumerable times before she finally extricated herself from the crowd. By some miracle she escaped being crushed by a chest thrown from a cart. She almost had an eye poked out by a pitchfork. Spells, it turned out, had their good and bad sides, and as many advantages as disadvantages.