Who, what, why: Are tech goods cheaper in the US than the UK?

Sony and Microsoft have unveiled the prices of their new games consoles, and as usual British gamers will have to cough up more for the identical pieces of kit. Why is this? Sony announced the price of its new Playstation 4 console in Los Angeles to rapturous applause. via Pocket http://www.bbc.co.uk/news/magazine-22868787