Awesome. A while ago somebody did something similar but with really hard math: http://arstechnica.com/gadgets/2014/08/mapping-wi-fi-dead-zones-with-physics-and

Awesome. A while ago somebody did something similar but with really hard math: http://arstechnica.com/gadgets/2014/08/mapping-wi-fi-dead-zones-with-physics-and-gifs/ http://arstechnica.com/gadgets/2014/08/mapping-wi-fi-dead-zo... It's always nice to see multiple approaches to the same problem.