Sorry, but that's just ignorance. It's an UAV, it's not registered, has no type certificate. He doesn't even seem to be aware of airspaces.
So no, it's not legal in many ways.
So no, it's not legal in many ways.
"Finally, what are the legal implications of flying an airship drone over foreign air spaces? This very complex area clearly requires in-depth study and careful consideration, and it lies completely out of my depth. The primary objective is just to avoid being shot down since I'm not planning to visit any foreign countries in person, so allow me to just touch over the main issues."