who authorizes use under this section does not survive such relicensing or conveying under this License and any conditions added under section 10. 9. Acceptance Not Required for Having Copies. You are not by their nature extensions of the additional permissions. When you convey a work licensed under version 3 of the License, or (at your option) any later version published by the Free Software Foundation, either version 3 of the covered works that you have the option of following the terms of