>>>Ok, what is the difference? I have 105mb of MP3 files. How come I can put over 700mb of files if I don't do them as songs? What's the difference? Why is about the minutes? Shouldn't it be about the size of the files?
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>>When you craete Music CD MP3s are converted to WAV which take much more space
>
>Ahhh, so if I just direct-copy the MP3 files, will they not be recognized when put into a CD player? They have to be converted first?

They'll only be recognised if your CD player can handle MP3s. Some can, some can't.