You know, I totally forgot this was a thing. I'm sure modern phones do it. Last time I was on an airplane, couple months ago, I was messing around with airmon-n

You know, I totally forgot this was a thing. I'm sure modern phones do it. Last time I was on an airplane, couple months ago, I was messing around with airmon-ng, and I was amazed at the amount of personally identifiable information that people's WiFi drivers were just spewing into the ether.