Q: Why not drink ordinary water instead?
A: Because it tastes differently, and not at all as good.

Q: But it requires more energy and creates more pollution!
A: Well, less than soft drinks, beer, or milk.

Q: But those are different, bottled water is just water!
A: Different? What's the bloody difference between flavoured water with carbon dioxide in it and colorouded flavoured water wirth carbon dioxide in it?

Peak oil is not an energy crisis. It is a liquid fuel crisis.