The author might be highly opinionated and have a rather amusing writing style, but he has a very interesting hypothesis here that makes more sense than all those ancient alien and star matching claims. The book lacks "fruit-loopiness", so that is actually a bonus. The book is also stuffed full of ...
I own this edition but I haven't read it. This rating is for the edition I have read: http://www.gutenberg.org/ebooks/28