Originally Posted by Gogo

Our system is designed to let you finish watching the movie on the ground. As someone else pointed out, this is not an air-to-ground streaming service as all content is stored on the plane. The Wi-Fi network on the plane is sufficient to stream to a large number of passengers, and the air-to-ground bandwidth is not impacted at all.

When you start watching a movie or TV show, it is available in your "My Gogo" account, so you can resume where you left off from your hotel room or anywhere else.