As I have been saying over and over, the decision to indie publish or traditional publish is a book-by-book, author-by-author choice and there is no right answer that fits everyone or every book. For another very clear and clean perspective on this topic, writer and publishing attorney Susan Spann talks about it from the business decision perspective.
Short and worth the read. And very refreshing after all the shouting out there about how everyone SHOULD do one way or another. Every author is different, every project different.