The Blue Ray disc offers more disk space than the ordinary DVD coming new technical possibilities on the market, then the products go through different cycles. First, it is demonstrated by innovative companies the feasibility and presented at trade fairs or in the press, without any equipment available. They appear then usually delayed, and at prices that are affordable only for very few, especially since they often are equipped with the problems and shortcomings of the latest technology. First if a product has successfully survived this phase of life and has established itself, it can be produced for the mass market, which is associated mostly with increasing competition of producers, who want to have a part of the market resulting apparently. This can, must be done but not always to the benefit of the customers, because competition stimulates the market and lower prices. But there is the danger that, as long as no algae my standard is developed, competing Products to the consumer are competing and are only so long until a standard has pronounced. It was no different at the VHS cassette in the video field seems to substantiate lately at the competition of Blu Ray and HD-DVD, apparently the first format won for themselves, such as the growing number of Blu Ray Player and media. But if this is really so, or if not yet both formats can co-exist, the development of the coming months and years will show only, because unlike in the magnetic video tapes the digital formats have their advantages and also disadvantages quite, so exciting what format can prevail in the end and is there. Andreas Mettler