The sensors are mounted internally to the window in order to avoid any sort of external retrofit work, tunnel testing, FAA approval, etc. The MVP is actually ju

The sensors are mounted internally to the window in order to avoid any sort of external retrofit work, tunnel testing, FAA approval, etc. The MVP is actually just an app that uses the phone's camera to the same effect. We're talking to a number of carriers and exploring all the other deployment options as well (including a frequent flyer revenue share program).