I'm glad 4k is coming but, I'd prefer TRUE 4k at 120 FPS with G-sync for gamers. One problem is that HDMI 2.0 cables and Blu-Ray may not cut it. Blu-Ray is currently limited to 8 channel audio instead of the new 32 ch. Of HDMI 2.0's 18 Gb/sec bandwidth, only 14.4 Gb/sec is usable due to a 20%...