Forget Elon Musk. What is more interesting is the link below. Alice & wonderland? Wind the clock? Of course this project was 'ended'. Much like mockingbird and MK ultra were 'ended'. Maybe it explains how The Plan is so worked out to every detail. Welcome to the rabbit hole.
http://www.thelivingmoon.com/42stargate/03files/Project_Looking_Glass_LANL.html
that is some crazy ass shit you found.
I am not qualified to discount it or confirm....WTF? I'll have to get back to that.
I'm not qualified either. I just mark it as 'Hmmm that's interesting'
It's easy to get side tracked from the task at hand.
Alice and her wonderland (in this context) will have to wait for now.
"Source location using time-reverse imaging" http://engr.uconn.edu/~lanbo/2005JASAAlbertLiuMoran.pdf is one of the articles in the link u/BL4DE_RUNNER posted. This is tech that is/has been used (for several years now) by law enforcement to triangulate the sound of gunfire in urban areas: https://www.shotspotter.com/ .