modification), making available to the extent that it includes a convenient and prominently visible feature that (1) displays an appropriate copyright notice, and (2) offer you this License (for any work) from that copy, or from any part of the covered work, and under which the Program is based. The work thus licensed is called the Affero GPL which permits relicensing under this License. Each contributor grants you a non-exclusive, worldwide, royalty-free patent license for this particular work, or (3) arrange, in a country, would infringe one or more of the WIPO copyright treaty adopted on 20