The worst part about this is that I immediately thought that it would be useful in awkward transitory moments. Everybody pulls out their phone on the bus, so you could fit in pretty well with this instead of staring outside.
I wouldn't worry about that so much. And I worry about a lot of social things :)
Was approched with “why are you fucking laughing?”
Do you also tip just because there's a line behind you and the self-service cashier tells you the machine "is going to ask you a question"?