U.S. law requires that the fixation be stable and permanent enough to be "perceived, reproduced or communicated for a period of more than transitory duration."
يتطلب القانون الأمريكي أن يكون التثبيت مستقرا ودائما بما يكفي ليكون منظورا, reproduced or communicated for a period of more than transitory duration."