[chmod775]

I can already picture people having to explain to the police they were playing a mobile game, and totally were not up to something more nefarious.

Sounds like a fun idea.

[recursive]

Most people are on their phones most of the time. At this point, I wouldn't be surprised if you had to explain why you weren't on your phone.

[sdwr]

It's more about stalking strangers, less about using a phone to do it