With the games industry still practising the insane sales technique of ‘release 80% of the year’s biggest titles in the two months before Xmas,’ it is no surprise to see that some of the casualties in this battle for shelf space are being heavily discounted. Recent releases like street racer Midnight Club: LA, parkour platformer Mirror’s Edge and even Blighty’s own Lara Croft in Tomb Raider : Underworld have seen their prices slashed by as much as 50% in a bid to force them under the tree th