One of the main draw backs of 3DTV’s is that  you need to wear glasses to watch the TV’s. There are two types of 3DTV’s being released at the moment active and passive 3DTV’s. The difference between these is, at a basic level, the type of glasses required to get the 3D effect. The active requires glasses that cost upto £100 while the other uses glasses that only cost about £1. There are obviously...