Fecha de publicación: 16/07/2015 Fuente: Wipo "digitalization" Technologies related to contextual use and expiration of digital content are generally described. In some examples, a receiving device may connect with a sponsoring device having the digital content. A relationship property defines a relationship context between the receiving device and the sponsoring device. The receiving device may receive the digital content from the sponsoring device and use the digital content so long as allowed, as determined with reference to the relationship property.