Sony Switching Battery Life Scoring Method, No Longer Advertising Wildly Misleading Numbers

Sick and tired of never getting even close to the 10 to 12 hours of battery life advertised by PC companies on your laptop? Sony hears you, and is taking pains to improve at least one thing about their power packs. No, not the overheating factor, though they say they've got that somewhat under control now, honest!…