"When you upload, post, publish or make available any User Content on the Service, you grant to RTA an irrevocable, perpetual, non exclusive, royalty-free, transferable, assignable, fully sub-licensable and worldwide license, to use, reproduce, distribute, transmit, create derivative works of, display, copy, make available to the public and perform that User Content, along with the User Contacts that you submit in connection with such User Content."
Users grant RTA an irrevocable, perpetual, worldwide license to use, modify, and distribute any content they contribute โ including derivative works โ with full sublicensing rights.