McDonald’s customers left open-mouthed at ‘anxiety-inducing’ drive-thru system

The fast food chain deals with thousands of customers every day at their drive-thru’s, but some people were left open-mouthed after a franchise store showed how they track ordersThe fast food chain deals with thousands of customers every day at their drive-thru’s, but some people were left open-mouthed after a franchise store showed how they track orders