I tend to agree with GP about the terminology. I opened the article with the expectation of reading about GPS or WiFi/Bluetooth beacons or some such. I find it

I tend to agree with GP about the terminology. I opened the article with the expectation of reading about GPS or WiFi/Bluetooth beacons or some such. I find it outrageous but unsurprising (and thus even more outrageous) that this is happening, but the "map" here doesn't seem warranted.