As prices come down , more content becomes available , and 3-D glasses improve ( or are replaced by glasses-free technology ) , 3-D TV adoption will only increase . 3-D television now looks like over-hyped technology in hindsight . only 3.6 million 3-D TVs were shipped in One year later worldwide , 23 million shipped in China U.S. household penetration for 3-D TVs is at less than 2 % .
3-D television now looks like over-hyped technology in hindsight . only 3.6 million 3-D TVs were shipped in One year later worldwide , 23 million shipped in China U.S. household penetration for 3-D TVs is at less than 2 % .