1. A method comprising: by one or more computer systems, analyzing a graph to determine a first display device associated with a user, the graph comprising: first nodes of a first node type; second nodes of a second node type; and a plurality of ownership edges connecting the first nodes and the second nodes, each particular ownership edge indicating that a particular user corresponding to a particular first node owns a particular display device corresponding to a particular second node; by the one or more computer systems, providing information to display a channel switching interface on the first display device of the user, the channel switching interface operable to permit the user to select particular media content to view on a second display device; and by the one or more computer systems, in response to receiving a selection by the user within the channel switching interface of particular media content, providing one or more instructions to display the particular media content on the second display device.