On Sep 27, 2009, at 8:42 PM, sb wrote: > Almost all commercial movie DVDs are DL/DS and it would be a rare > DVD drive that could not read any commercial DVDs. I agree with the first part of this sentence, but there are many older model DVD readers that are not capable of reading commercial DL DVDs. My suggestion is that possibly this is the situation and the Dell reader should be checked for that ability.