My four year old G3 with G4 upgrade card has no problem with full CDs in either Mac format or ISO 9660 format, whether I have software running or not. I have only one 80G drive.
My old pre-G Mac also had no problem burning full CDs with only a 4G drive.
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Emily L. Ferguson
mailto:elf@xxxxxxxx
508-563-6822
New England landscapes, wooden boats and races, press photography http://www.vsu.cape.com/~elf/