Home Entertainment has come a long way since the beginning of 50 years, when television, stereo sound and began to make its presence felt at home. It is a slow and highly iterative development, the troubled commercial format war path. There was a video format war since the end of 80 years between the Betamax, Sony and Matsushita VHS was when it finally won. You have the war of high-resolution formats SACD music between Sony and a consortium of DVD is DVD-Audio, when it emerged as a winner of both formats seem destined to remain a niche product of high-end audiophile people. After the last video format war came intend to replace the DVD. You have the same characters and the Sony Blu-Ray format and the Toshiba HD-DVD on the other side. 2008 is said to address these two formats with Toshiba to provide the battle to Sony. So now you have a Blu-Ray video format to win the division but a pathetic entry three years after it began. At the same time, there are new developments in the video hours can derail Blu-Ray is still attracting a critical mass of their video markets. This time it is a 3D video at home, aimed at reproducing IMAX 3D at home. Computers that all digital world is at the forefront of the increasing power of computers Naykuist equal theory became a reality in terms of real world sounds and music into digital bits and stored in the read laser discs.