Before going forward, an important spoiler warning: this article assumes that you've seen both The Hobbit films and read the book, and takes no pains to avoid spoilers for any of it.
As such, it will spoil not just the movie and the book, but probably also many elements of the next Hobbit film. If you haven't read the books and want to be surprised by the next movie, do not pass beyond this point.
On The Hobbit: The Desolation of Smaug and weaknesses in the source material
As such, it will spoil not just the movie and the book, but probably also many elements of the next Hobbit film. If you haven't read the books and want to be surprised by the next movie, do not pass beyond this point.
On The Hobbit: The Desolation of Smaug and weaknesses in the source material