CNN New Day April 23, 2014 11:46:00
Constraints of the airline industry? >> you know, i think it is to some extent. even with the black boxes that we have now they started out with just a certain bit of finite data, altitude, heading, airspeed, and that sort of information initially when they first put black boxes on the airplanes. i think that what is practical is basic heading information, some location data information. the idea that all 10,000 points are -- theres actually 82 tracking points, but as many as 10,000 data points ...
Source: archive.org