Tablet computers, laptop computers, portable electronic devices in the nature of smart mobile phones, personal digital assistants, portable media players, hand-held electronic ordering devices, mobile point-of-sale (POS) devices, portable handheld digital electronic devices for recording, organising text, data and image files, programmed smart data chips and programmed electrical components used together with drinkware and dinnerware to select, exchange and pay for goods as well as access, ca...