more self-service kiosks would be an easier solution rather than building an entire new system. If you used your phone, then it would easy to shoplift. Buy 7 i

more self-service kiosks would be an easier solution rather than building an entire new system. If you used your phone, then it would easy to shoplift. Buy 7 items, but "forget" to scan the last two. Self-service kiosks at least prevents this with weight sensors, cameras, and a human kiosk manager.