I don't think it's a generational thing. It's just something people have always done around here. A bottle of water in the cinema is £2.50 in the cinema, and

I don't think it's a generational thing. It's just something people have always done around here. A bottle of water in the cinema is £2.50 in the cinema, and 45p from the shop next door. I don't think it's trying to outsmart anyone. It's just sensible.