I ripped a DVD movie using File Mode in DVD Decrypter and found this thing called The Big Three well, it says that it works best to do this type of back up with a real disk or a virtual drive and i lost the disk

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P.S. This guide is @ doom9.net under DVD Backup guides and then click on
using Scenarist NT & the big 3 new (DoItFast4U, BatchCCEWS, ScenAid & NuMenu4U)