As a British person, CeX is pretty cool but it's really the only larger tech chains in the UK if you don't want to shell out a kidney as opposed to just buying online. I think they're also all across Europe - saw a few in the Netherlands a few...
Ah, yes, portrait mode, surely the best way to film a row of people. If only there were some way to fit a wider shot, at the expense of height... if only...