beep, 
“Though it seemed completely automated, Just Walk Out relied on more than 1,000 people in India watching and labeling videos to ensure accurate checkouts. The cashiers were simply moved off-site, and they watched you as you shopped.” https://gizmodo.com/amazon-reportedly-ditches-just-walk-out-grocery-stores-1851381116
[removes glasses; pinches bridge of nose; sighs until the heat death of the universe]
