Been doing a lot of reading re 4k. This definitely looks the best of the bunch re 2014 4k's, but the high end 2015 samsung and Panasonic will be the truly future proof TV's - local dimming and HDR compatibility will be important re 4K Bluray. Unfortunately though these TVs look like coming in at £2.5k+ for a 55".
That's depressingly cheap. Heat added.
Also grade A stock
This is a 4k TV with 3d also