TVs took decades to go from standard to high-definition resolution. Only a few years have gone by, and now “Ultra HD” is the new glass ceiling. At CES 2012, a few companies showed “4K ...

That's a download speed widely available from Internet providers in the U.S. Netflix showed off streaming in Ultra HD, or 4K, on the sidelines ... format or upgrading TV production facilities ...

Even newer and bigger TVs (typically 50 inches and above, although numerous smaller sizes too) have 8 million (for 4K Ultra HD). And the newest, largest and most ridiculously expensive TVs have ...