Online retailer’s challenge for the likes of Tesco, Asda and Sainsbury’s extends its Prime lock-in for taking the work out of buying toilet roll and detergentAmazon has finally launched its Dash physical instant purchase buttons in the UK, bringing one-push buying of nappies, toilet roll, dishwasher tablets and washing powder to a washing machine near you.The branded wireless buttons, which are essentially free to the consumer and purchase a set item when pushed, are another step in Amazon’s attempt to lock customers into its Prime subscription service, and edge out traditional supermarkets from the household goods market. Continue reading