DVDTIMES.CO.UK

DVDs have been around for over two decades and largely made VHS videotapes obsolete once they become widely available. These optical discs originally had a capacity of 3.95GB before they became capable of holding at least 4.38GB of data. There are two main types of DVDs, which are DVD-Rs that can only be written to once and DVD-RWs, which can be written to multiple times. DVDs were first developed by Pioneer in the 1990s. DVD is short for digital versatile disc or digital video disc, and these discs can be used to store movies as well as other data. Single-sided, double-layer discs are able to hold up to 8.7GB and double-sided, single-layer discs can hold 9.4GB, though most DVDs come in the form of single-sided, single-layer discs which can hold 4.7GB. The biggest-selling DVD of all time is 2003's Finding Nemo, which sold 38 million copies. A single-sided DVD disc can hold 133 minutes of high-quality video, whilst dual-layer discs offer up to four hours of playback... The laser disc..

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