I was on a Delta flight last week and noticed the in-seat screens re-booting. They are running linux!
In-flight entertainment system booting linux
Linux on a Plane
I was on a Delta flight last week and noticed the in-seat screens re-booting. They are running linux!
In-flight entertainment system booting linux
Coders Like Us 
17 posts so far, and this is the one that is most popular?! not very gratifying