>>215486684
“They eviscerated the book by making it an action movie for young people aged 15 to 25, and it seems that The Hobbit will be the same kind of film.”
- Christopher Tolkien
>>215487006
^ but yeah it's this. I had fun finally watching those DVD appendices the other day. Philippa Boyens even says she and Fran Walsh basically wrote the action in the screenplay as "they fight", then they let the blokes figure it out.
And the whole staircase escape in Moira was something like "The Fellowship run down the stairs and escape." The different teams just kept adding elements until it was the full action sequence in the film.