I'd rather buy a PDF version. The problem with paper is that it takes space and is an instance of "stuff" when I'm not reading it. Kindle version is likely poor

I'd rather buy a PDF version. The problem with paper is that it takes space and is an instance of "stuff" when I'm not reading it. Kindle version is likely poorly formatted, I just can't trust that. A PDF on an iPad would be just great. Food for thought.