Two driverless systems are being installed at London Heathrow 's Terminal 5 . Depending on how you 're feeling that day , you may very well decide that an upgrade to a more comfortable seat is money well spent . Virgin America has in - flight lighting that subtly shifts throughout the day . A GPS - based air traffic control system is in trial use by Singapore Airlines .
Two driverless systems are being installed at London Heathrow 's Terminal 5 . Virgin America has in - flight lighting that subtly shifts throughout the day . A GPS - based air traffic control system is in trial use by Singapore Airlines .