Bowers & Wilkins (B&W) announced Wednesday that it has completely re-engineered their top-of-the-line 800 Series Diamond loudspeaker line, a favorite of many discerning audiophiles. Changing your flagship product is an incredibly daunting (and risky) task – how do you improve on perfection? – but it’s all in a day’s work for a company that, since 1966, has been in a “Quest for Perfection.”