Sony's just launched a high-end home cinema receiver that's finally good enough to pair up with its IFA-fresh Bravia KD-84X9005 TV or existing VPL-VW1000ES 4K projector. On top of native 4K for supported displays, the receiver will upscale standard HD movies, promising greater color, contrast and detail. For audiophiles, the system has 9.2 channels of surround sound for so-called Front High and Surround Back speakers, on top of the standard 5.1 speaker setup. A f
