The rise of self-service tech  As customers become accustomed to online shopping, the role of bricks and mortar has been called into question. In the past, human interactions have been lauded as the unique selling point for physical retail, but customers are increasingly keen to avoid store assistants.  K3’s research of 2000 British customers has found that 51% of people surveyed don’t want any human interaction when shopping. Those in Wales and London are the most anti-contact with staff,