So someone could make that motion tracker thing out of Alien, which works through walls, just using wifi and an LCD screen? I want one. Where's the app? Actua

So someone could make that motion tracker thing out of Alien, which works through walls, just using wifi and an LCD screen? I want one. Where's the app? Actually, reading the original paper, it needs quite a bulky antenna array, looking like a TV aerial (photo on page 3: http://18.7.29.232/bitstream/handle/1721.1/86299/MIT-CSAIL-TR-2014-008.pdf?sequence=1 http://18.7.29.232/bitstream/handle/1721.1/86299/MIT-CSAIL-T...) I still want one.