Yeah, Bob, it is more of a built-in-I-don't-have-to-use-a-clip-on-or-a-lamp-to-read-in-the-dark type of thing we're getting at.
It sprang out of a discussion with da_Jane about how important that sort of feature was to prospective e-reader buyers.
It looks like we're deterimining that MobileReaders aren't that concerned 80% to 20% at the moment.
It'll be interesting to see what sort of results she gets from her site too.
All of this is completely unscientific, of course, but it's interesting!