You are?!?!? Holy shit, when did this happen? Make up your (virtual) mind, please.
BTW, most Pittsburghers are more polite than that -- they won't shoot you, they'll just look at you with a frown like they're trying to figure out if you're from out of town or not. Then sell you whatever it is you want.
Pop is like rock, except not as hard (just hard rock is like heavy metal, only not as hard). I might ask what sodas a soda jerk (heh-heh) has, but if I'm ordering something, I'll order it specifically.
I usually drink iced tea (which I pronounce, 'ice tea'), anyway.