Tone is everything. I say that to all my exes as they're telling me that I'm a no-good worm that turns every apple rotten.
It's also something that must have been learned by the lady who walked into an L.A. Apple store recently. Yes, the one who screamed her head off because she couldn't just get the part she required to complete her computing life.
The poor lady didn't have an appointment -- other than with fame, of course.