AKG’s latest flagship headphone, the K3003, clearly sets a new standard in ultimate headphone listening experience. Launched at IFA 2011, AKG describes the K3003 as the world’s smallest true three-way reference-quality in-ear headphones. It’s really an absolutely astounding headphone, not least because of its price tag, at $1599, which will almost certainly be out of reach of most except the most discerning music listeners who are willing to pay for premium quality. The K3003 has quickly become a much talked…