I think Dr. Drib really summed it up well (He got "the bad case" in the lot
).
I have been successful using Calibre (another MR group) to
easily convert from non-DRM .lit to EPUB.
I also think the "Supported
formats list needs to be updated.
RAR and ZIP are not document formats, they are file compression methods and could be listed separately as "including files compressed with": rar or zip .