and you irrevocably grant the company perpetual and unlimited permission to reproduce , distribute , create derivative works of , modify , publicly perform -lrb- including on a through-to-the-audience basis -rrb- , communicate to the public , make available , publicly display , and otherwise use and exploit the feedback and derivatives thereof for any purpose and without restriction , free of charge and without attribution of any kind , including by making , using , selling , offering for sale , importing , and promoting commercial products and services that incorporate or embody feedback , whether in whole or in part , and whether as provided or as modified .