What do you think of 3? I just couldn’t get into it and I think it’s that the 3D camera just makes it harder to see what you want to see and select what you want to select, as opposed to 1/2 where that was so effortless. That bad feeling stopped me from trying it thoroughly.
The human checkout gives a better service but the shop does not charge me differently for different checkouts. For shoppers, the equation is simple.