Originally Posted by kovidgoyal
The 500 also reads PDF and RTF and works perfectly well with non windows operating systems.
That was sufficiently unclear (from all
the reviews I saw) that I didn't feel like buying one, sight-unseen. (Many of the reviews seemed to indicate that you needed to use the PC software to transform RTF or PDF files in some way before the reader could use them.)
This isn't a knock on the hardware, but on the standards of gadget reviewers these days. (Mutters into his beard, shuffling away: "kids these days ...")