The Map


Thanks to those modern inventions called smartphones, everybody is carrying a device around, which is packed to the brim with sensors. Some of which, you probably don’t know, what to do with. Like a humidity sensors. Or have you ever thaught: “hmm, I wonder, what’s the humidity in this subway?”. Some people know what to do with those sensors. For example, the NSA can finally track you where ever you are. And they don’t even have to invest into a bug to spy on you. But so can you know, too!
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