tracy considers herself pretty swift under normal circumstances , and yet its only after about the fifteenth time she wordlessly views the same horrifying sequence of these people leaving their homes without protest , in the company of these uniformed henchmen , dropping what appears to be their wallets and purses into a gigantic trash bag proffered by one of them , as these folks then willingly self-complete the sentencing of their theoretical crime , up until the moment they are led into the slamming one way doors of that van , that it finally occurs to her : wait a second .