Re: Seeing it tomorrow...
"It does astound that those buckets of cola are legal, can you imagine the outcry if pubs sold beer in that size container :-)"
In fairness, it seems to be mostly ice you're buying. And the soft drink will be watered down by as much as they can get away with.
Cinemas genuinely aren't in the film business - they're in the soft drink and popcorn business. They make very little, if anything, from the actual movies they're showing.