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UDF vs ISO: Why won't my CD-RW work in Another PC?

Infopackets Reader Philip S. writes: " Dear Dennis, I use Windows XP and I often write my data to CD-RW (CD rewritable) discs. The problem is that some computers won't read the discs that I've created, whereas others will. I'm pretty sure the ... problem has to do with the format I'm using when I create the disc, but I'm not sure how to tweak the settings so that the discs are compatible on all computers. I am currently using Windows XP and Explorer to write the discs, using UDF format. Any ideas? " My response: You're correct -- the problem is with the UDF disc format and / or the way that you ... (view more)

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Packet Writing

Packet writing is a technique used to allow writeable CD-ROM and DVD-ROM media to be used in a similar manner to a floppy disk. Packet writing can be used both with write-once read-many (WORM media) such as CD-R, DVD+R and DVD-R, and also with ... rewriteable media such as CD-RW, DVD+RW and DVD-RW. WORM media, however, cannot recover space once it is written to the disc; furthermore, a deleted file does not free space on the disk, and a modified or overwritten file occupies additional space even if the file size has not increased. When the free space on a once-writeable disk is exhausted, no ... (view more)

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Reclaim lost data on CD?, Part 2

Recall - - Last week I talked about a utility called ISOBuster, which is able to retrieve data from stubborn DVD and CDs. Unfortunately I wasn't 100% correct when I reported that ISOBuster is freeware. To better explain ISOBuster's 'freeware' ... functionality, the author of ISOBuster (Peter Van Hove) emailed me the following message: " Dear Dennis, I saw in today's newsletter that you mentioned ISOBuster which is GREAT! And you're right, ISOBuster is ideal for data recovery from CD and DVD -- especially for getting data back from CDs created with DirectCD, Drag 2 Disc, InCD, DLA and other ... (view more)

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