Yesterday’s large-scale data outage left a number of Apple Stores in Europe offline, reports Business Insider.

For about two hours this morning, employees couldn’t check in to work, stores couldn’t make sales, and Genius Bar appointments couldn’t be kept. Employees couldn’t check email until 3 pm London time.

The issues meant that store staff were unable to use their card machines to take payments, leading stores to resort to old-fashioned mechanical paper machines (photo below) …  expand full story