Originally Posted by The Joker
Blake was supposed to have a bigger arc since he was Nolan's version of Robin, and was getting the mantle of the Batman at the end. Crane was just a lackey to Ra's. His importance was significantly less.
But on a personal note I much preferred Crane over Blake. I generally disliked Blake and most of his scenes in TDKR were a drag and badly written.
Yeah I agree with you there.