> But also, the solution is maybe as easy as replacing your Wi-Fi router?
GPS coordinates have nothing to do with Wi-Fi routers. He could bulldoze his house and people would still show up to that location because the GPS system does not know or care what is at that location.
GPS coordinates have nothing to do with Wi-Fi routers. He could bulldoze his house and people would still show up to that location because the GPS system does not know or care what is at that location.