This is terrible / priceless (depending on your point of view.)
If you haven't undated your iPhone to V3.1, you might want to give it a miss.
Mistakes are a part of being human. Appreciate your mistakes for what they are: precious life lessons that can only be learned the hard way. Unless it's a fatal mistake, which, at least, others can learn from.
Ask questions. There's no such thing as a stupid one, just stupid answers. (mostly)