The guy that designed the flight control surfaces of the F-22 did so using an elaborate Excel spreadsheet powered by 4,000 lines of uncommented VBA filled with aerodynamics equations, and he retired 3 years ago.
Unfortunately proof-of-concept tools often end up being the end result because .... it works good enough.
The guy that designed the flight control surfaces of the F-22 did so using an elaborate Excel spreadsheet powered by 4,000 lines of uncommented VBA filled with aerodynamics equations, and he retired 3 years ago.