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 . 23 million 3-D TVs were shipped in 2011 worldwide , only 3.6 million shipped in U.S. U.S. household penetration for 3-D TVs is at about 3 % .