Sometimes I charge my phone at night, sometimes I don't. Sometimes I charge it at work, sometimes I don't. You couldn't even infer my timezone from that data, l

Sometimes I charge my phone at night, sometimes I don't. Sometimes I charge it at work, sometimes I don't. You couldn't even infer my timezone from that data, let alone my location. And even if I did have a reliable schedule, so what? All you would conclude is that I am on GMT+1, and work 9 to 6. Shocker.