Those look really cool! I looked a bit, but don't find the source for the kinematics? I'm guessing this is in the android app, which isn't source available?

Aviation is a though nut to crack without large money bags, especially civil aviation..

That being said, there is some cool stuff being done (lilium, boom, etc).

Time will tell if one should ditch the software dev hat and put on the engineer hat I guess? :-)

Did they finally upgrade from jessie? They had really outdated versions when I last checked them out?

Would that actually work??