4.1. Limited License</b>: Subject to your compliance with these Terms of Use, we grant you a non-exclusive, non-transferable, revocable, limited license, to access and use the Services using a personal computer or a mobile device. provided that you may not use, reproduce, modify, display, publicly perform, distribute, create derivative works of or circumvent any technological measure that effectively controls access to the Services and/or Materials in any way including, without limitation, by manual or automatic device or process, for any purpose.