Media playback redirected to a networked renderer

A system that operates for obtaining and casting a stream of information from a remote content provider, to one of a plurality of remote receivers, comprising:

• a computer, running a casting application, that connects to a content provider over the internet, responsive to a request from a user that includes an identification of content but does not include an identification of a specific stream receiver, and the computer provides information about content from said content provider which can be selected for streaming, and receives a selection from the user of selected content to be streamed;
• wherein said computer operates said casting application,
• said computer determining a specific user who has made the request,
• said computer accessing a profile of the specific user, and determining, from the profile,
• an identification of a specific stream receiver which has been previously used by the specific user from a different computer, different than the computer operating the casting application,
• wherein a stream receiver which was last used for playing the content from the different computer by the specific user from the different computer is automatically used as a selected stream receiver to receive the content and said computer operates to send the selected content to the selected stream receiver which has been previously stored from the different computer.