1. There's no evidence that Drakon was used in aerospace industry beyond claims made by a single person: Drakon's author
2. Drakon is pushed as a generic programming tool despite: lacking generic programming facilities, lacking any tooling to actually produce working programs on any platform (except a single hobbyist implementation which is a UML editor with code concatenation: https://drakon-editor.sourceforge.net/drakon-erlang/silh.htm...)
2. Drakon is pushed as a generic programming tool despite: lacking generic programming facilities, lacking any tooling to actually produce working programs on any platform (except a single hobbyist implementation which is a UML editor with code concatenation: https://drakon-editor.sourceforge.net/drakon-erlang/silh.htm...)