Apple tracks use of the browser. Windows users may not opt out of tracking since their license omits the opening If clause. Other users may opt out, and all users can opt out of location tracking by not using location services. "If you choose to allow diagnostic and usage collection, you agree that Apple and its subsidiaries and agents may collect... usage and related information... to provide ... services to you (if any) related to the Apple Software... in a form that does not personally identify you... Apple may also provide any such partner or third party developer with a subset of diagnostic information that is relevant to that partner’s or developer’s software... Apple and its partners, licensees, third party developers and website may transmit, collect, maintain, process and use your location data... and location search queries... in a form that does not personally identify you ... You may withdraw this consent at any time..."