The airline also plans to install power outlets at each seat for its main and regional fleets, and plans to deploy tablet mounts for most narrow-body aircraft.
You will usually have to pay to go online at mid-flight. While American offers music streaming free on Apple Music, others offer free messages. Delta has even started testing the free WiFi. That said, it is better that you have to fight with WiFi in flight or wait for the landing to reconnect with the outside world.