From: "Andrea Coffey"For data backup, the DVD-ROM formatyou mean DVD-RAM, yes? effectively a removable optical hard drive. Very nice, very stable and yes, very expensive! :-)
Thank you Karl, my error. Yes the format is DVD-RAM.
For an everything-you-wanted-to-know-about-DVDs discussion "DVD Frequently Asked Questions (and Answers)", see this 538 KB page:
http://www.dvddemystified.com/dvdfaq.html
&i (: