Check this out! It is 3D at a resolution of 3840-by-2160 and is 84 inches from LG! TV resolutions are going to outpace at lightning speeds. At these resolutions and size your living room will be transformed to IMAX proportions. 🙂 Here is the snippet from PC world.

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LG has some big plans for its television lineup at the 2012 Consumer Electronics Show in Las Vegas. The company has announced that it plans to debut an 84-inch high-definition 3D television set that features four times the pixel density of 1080p HDTVs. Also known as 4K resolution, LG’s 84-inch HDTV can display eight million pixels at a resolution of 3840-by-2160.

LG claims its 4K set is the world’s largest 3D Ultra Definition (UD) TV. The electronics maker did not announce pricing or availability or whether the 4K HDTV is still in its prototype phase. LG originally debuted an 84-inch 3D UD TV during CES 2011, according to CNET UK.
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full article here

http://www.pcworld.com/article/247096/lg_to_showcase_84inch_3d_hdtv_at_2012_ces.html

But one thing that still needs lot of improvement is the US broadcast and cable bandwidth capabilities. Cable companies have monopolized regions and have a strangle hold on customers to perpetuate their profits. They are not modernizing the networks and they lobby the US congress to not  allow any new technologies that fast, a malady that is plaguing this country on many fronts, but that is another story, a rather well-known one.