You're hanging with your homies at the crossroads when you spot a plain-clothes nark. Do you: (a) pull your baseball cap down over your eyes and your hoodie up over it, and try to mooch off down an alley, or (b) hijack that suburban car waiting at the lights with a "Baby on Board" sign to make a rubber-burning getaway?

Whatever - it's only a computer game: one rather like Grand Theft Auto. The one parents tell the kids is destroying their morals and rotting their brains. But perhaps if they listened to many academics and educationalists, rather than newspaper columnists, they would find that these specialists see a neuro-learning revolution going on in computer games.

Or maybe parents would rather listen to Bill Gates. In February, he told the US National Education Summit on High Schools that high schools are "obsolete", adding: "I don't just mean they're broken...I mean ...