Going to the grocery store has never been more satisfying. Here in the UK, we have self-checkout at both Saintsbury's and Tesco, which are the two largest companies. Well, it turns out they are running Windows Embedded POSReady 2009, at least the ones at Tesco. Considering how many stores Tesco has all over the UK, they are a considerable amount of machines
(The one in the picture didn't display the unexpected item in bagging area error, it simply rebooted and since there's no keyboard, it started a check disk xD)