RE:wifi detection is new technology. Radar is obsolete1.WiFi can be hacked and manipulated 2. Can’t use WiFi for military applications. 3. The load and signal stream is variable 4 what about blank spots with no towers? 5 you can use jammers with WiFi and can’t detect the source. 6. Radar is the one thing on earth that will never become obsolete, smh, your obviously a civilian.