Originally Posted by wallcraft
The Omnibus Edition (and presumably the others) are DRM-free, so buy for K4PC or K4MAC and use Calibre to convert to ePub. This isn't as convenient as a native ePub, but Amazon is so dominant now that some (many?) indie ebooks are going to be Kindle only.
That's what I did. I have a Kindle but I want to read it on my new Sony.