3 ms·
They already been doing that for couple of years. Maps already knows which floor I'm on in certain malls if I have the gps+wifi on.
by TheChaplain 8y ago
They already been doing that for couple of years. Maps already knows which floor I'm on in certain malls if I have the gps+wifi on.
- JulianMorrison 8y agoThis does rely on an ongoing wifi mapping effort but is the most effective for regular simple smartphones without fancy sensors.