Seems there are many variants of this type of tech. PBS [1 - video] had once called AGRUS [2 - wiki] (looks older 2013 and more advanced). They also deployed so

Seems there are many variants of this type of tech. PBS [1 - video] had once called AGRUS [2 - wiki] (looks older 2013 and more advanced). They also deployed something like this in Rio for the Olympics [3 - blog/video]. [1] https://www.youtube.com/watch?v=13BahrdkMU8 https://www.youtube.com/watch?v=13BahrdkMU8 [2] https://en.wikipedia.org/wiki/ARGUS-IS https://en.wikipedia.org/wiki/ARGUS-IS [3] http://www.sporttechie.com/2016/08/01/surveillance-blimps-to-provide-an-eye-in-the-sky-for-rio-olympics/ http://www.sporttechie.com/2016/08/01/surveillance-blimps-to...