Hospitals, Home Depot. Powell’s Books. Navigation increased sales by $$$$$.
Apple doesn’t allow wifi scanning API exists but is “private”. App will be rejected for using it. Hence, everything works on Android only.
Bluetooth could be a solution for iPhone. Bluetooth devices distributed within the interior will communicate with iPhone, and by triangulation algorithm the indoor location is done.
“Blue Dot” problem. Accuracy is “room level”. Locations need control. In-door navigation is exciting. More companies adopt it. Meridian is a platform that helps.