in exchange for use of the rovio services , and to the extent that your contributions through use of the rovio services give rise to any copyright , design right or any other intellectual or industrial property right you hereby grant rovio an exclusive , royalty-free , perpetual , irrevocable , fully transferable and sub-licensable worldwide right and license to use your contributions in any way and for any purpose including , but not limited to the rights to reproduce , copy , adapt , modify , perform , display , publish , broadcast , transmit , or otherwise communicate to the public by any means whether now known or unknown and distribute your contributions without any further notice or compensation to you of any kind for the whole duration of protection granted to intellectual and industrial property rights by applicable laws and international conventions .