Seriously dislike these, as they are yet another example of the gradual removal of the human element, i.e. communication with a living, breathing person, from our everyday lives. I enjoy the occasional banter with checkout staff, and hope that it makes their day more rewarding too. I'm lucky in that I have a support network of family and friends with whom I have regular, face to face contact, but others aren't so fortunate, so all this de-personalised automation affects them so much more. All in the name of profit, and regardless of the impact on society. The way things are going we're all going to end up sitting at home in front of a computer screen, with little or no direct, meaningful engagement with our fellow human beings. I suspect that some unfortunates out there may well already have virtually reached that unenviable, unhealthy status. And then there's A.I....