Great article, and WOW.
A comment on related article on ArsTechnical had something interesting to say:
Why government regulations are always talked about as a Bad Thing, without being vocally and vociferously challenged by others amazes me. Many of these regulations are written in blood, or were put in place by deep thoughtful consideration by engineers advising regulators.
"Aerial Filming took a giant leap forward when Swedish aerial specialist, Peter Degerfeldt at Blue Sky bluesky.se challenged Gyro-stabilized Systems in Grass Valley, US, to build a GSS 520 5 axis system that would produce rock solid images at a speed of more than 300 knots."