The puzzle-solving, community-based video game is launched amid high expectations in the UK after a controversy delayed its release by 12 days.

Sony Computer Entertainment pushed back the launch of the hotly-anticipated game in order to remove lyrics from a background music track over fears that they might be offensive to Muslims.

As Technology Correspondent Matt Cowan reports, the makers of the PlayStation 3 are now trying to shift the focus to the features of a game they hope will drive sales of the PS3 console.