Comment by jjwiseman
Why? You would almost certainly get better data with higher reliability and no effort and no money spent from airplanes.live, adsbexchange.com, etc.
Why? You would almost certainly get better data with higher reliability and no effort and no money spent from airplanes.live, adsbexchange.com, etc.
The original point was that you become reliant on a public service, probably run by volunteers, for something halfway critical to your operation. Doing it yourself is easy and then you control the reliability, not someone else.