With so many different formats DVD+R, DVD+RW, DVD-RAM, DVD-R, DVD-RW, DVD-ROM how do users know which DVD format is compatible with their existing systems, and why are there so many different formats for DVDs? The following information sheds some light on DVD‘s different flavors, the differences between them and the incompatibility issues that the differing technologies have sprouted. But just as compact disc (CD) technology evolved so that users could record and erase and re-record data onto compact discs, the same is now true of DVDs. When DVD technology first appeared in households, users were simply popping DVD discs into their DVD players to watch movies an attractive option to the then-conventional VCR. With so many different formats how do users know which DVD format is compatible with their existing systems, and why are there so many different formats for DVDs?
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