Earlier quoted context omitted.
I've gone the traditional publishing route with three books so far. Making money wasn't the goal. A traditional publisher organized a technical review, editorial review, cover design, type setting and project management for me; the result was better than I could have done on my own. Sure, I could have hired an editor and a cover designer and all that, but would have been exhausting and a financial risk. So, I went wi…
The main flipside is that you also have to play by the publisher's rules, so length, deadlines, and (importantly) price. You probably can't set a lower price or give away digital copies like you can if you self-publish which may work against a desire to use the book for exposure/reputation/etc.
But yes, you don't have all the freedom that you have with leanpub & co.