The article seems to suggest that they received some sort of "approval" for the flight. Seems unlikely. I'm definitely interested in the logistics and legalities of the flight itself, and what authority(s) allegedly approved it. Thanks for the share.
While it is not always absolutely necessary, in extreme cases, leaving a clip offset for its entire duration may result in a subsequent clip from filling the frame. For example, if two sequential clips both require a positive X offset, it may...