So she wasn't phoning but surfing the web? What if someone was reading a book? Or filing her nails? Or knitting? Or sleeping.

When I here about using the phone during shindigs like that, i think of phoning or receiving calls, not using the smart phone for other duties. So this made me think of other non listening intently enough to the performance on stage.

There are 10 kinds of people.
Those that understand binary and those that don't.