The Blu-ray strategy has sent manufacturing costs spiralling and provoked industry pundits to suggest that Sony might, just might, have dropped the ball. If you're reading this then you no doubt want a PS3 for one thing and one thing only: games. But what exactly is Blu-ray and what will it mean for you and your games? More importantly, how can you harness its HD beauty on your home set-up? Read on to find out.