| 摘要 |
A method includes receiving primary content, wherein the primary content includes a video program. The method also includes identifying attributes of the primary content, identifying secondary content based on the identified attributes of the primary content, and indexing the primary content to the secondary content. The method also includes identifying a primary user device associated with the primary content and an associated secondary user device. A request for secondary content may be received from the secondary user device. The method further includes providing the secondary content at the secondary user device synchronized with receipt of the primary content at the primary user device. |
