that are licensed to broadcast their videos of episodes/music videos are permitted to serve viewers only in their licensed territories. By geolocating viewers, they can be certain of obeying licensing regulations. Online gambling websites must also know where their customers violate gambling laws, or risk doing so. Jim Ramo, chief executive of movie distributor Movielink, said studios were aware of the shortcomings going in and have grown more confident now that the system has been shown to work. Gaming A location-based game is a type of pervasive game for smartphones or other mobile devices in which the gameplay evolves and progresses via a player's real-world location which is typically obtained by GPS functionality from the device. See also Geo-blocking Geotargeting GPS navigation software Location-based service MAC address anonymization Locator software Personalization W3C Geolocation API Kinomap (geolocation video software) Mobile phone tracking TV White Space Database (geolocation database) References External links Towards Street-Level Client-Independent IP Geolocation: Recent research paper explaining how to find a location from an IP address within 1 km How accurate can IP Geolocation get? Internet privacy software Business software