Potential transition to DVD and BLU-RAY? Marketers make us buy new equipment to replace the old. New ‘freaks’ – new opportunities. It has become fashionable. Michael Steinhardt, New York City shares his opinions and ideas on the topic at hand. Although, if you understand the basic functions and purpose of media is not changed. Not always new media formats are becoming much better or more functional earlier.
For example the DVD format more advanced compared to CD for storage and use of data, audio and video. DVD discs on obemu much more. DVD discs can store 26 times more data than conventional CD-ROM. With the physical size and appearance as a conventional CD-ROM or CD-ROM, DVD discs huge capacity for information storage. Standard single-layer, one-sided DVD disc can store 4.7GB of data.
To read the DVD disc, introduced new devices for reading DVD discs that initially differed greatly in price with their predschestvennikami. What was supposed to increase cost and capacity of the new drives? Virtually unlimited opportunities for learning and entertainment, watch movies with stunning digital quality picture and sound. DVD provides a clearer and more qualitative image than laser disc (LD) and more intense sound than a CD. Moreover, providers movies on DVD are able to create programs with parallel video streams, ie the viewer with this technology can view the same scene with a choice of DVD camera angle for viewing scenes of the movie, because one and the same scenes were shot at different angles of the camera. Because of this, the same film can be viewed, for example, with scenes of violence or without them, and the plot of the same film can be oddly changed. And almost all of this we have not seen on sale! Maximum that we got this picture of better quality and audio format 5.1. Another stage of evolution of disks is format Blu-ray, no doubt he still has great potential, but is it worth to hurry with the transition to blu-ray and acquires again a little more expensive devices to read this format, based on previous experience of acquaintance with potential size, and the final product. Above all, the functionality of Blu-ray extended, which ultimately leads to senseless buying existing readers, they quickly cease to be relevant, for example first Blu-ray-players do not support the format of networking opportunities.