People will do what they are told! What's the alternative.
Surely you realise how much you've been robbed and manipulated by 'security' with the liquids ban since 2006?
Wonder why that's still in force, despite technology readily available that can distinguish the contents of liquids being carried in any quantities. And of course the delivery man brings it all airside in the first place, so just shows the whole thing is a joke
This is just another profit making 'security' enhancement