I found Dune by Frank Herbert to be superbly entertaining but am not quite sure I understand what makes it the best-selling sci-fi book ever. To me, the underlying themes of environmentalism, politics, and human psychology are too subtle to make it more than an adventure saga for sci-fi/fantasy fans. I'd have expected the best-selling sci-fi book to be something more palatable … [Read more...] about Dune by Frank Herbert