Originally Posted by The Joker
Her existence in her Talia persona is short lived. The movie is practically over by the time she is revealed. Hence why it was impossible for me to even care about her character.
Something similar happened to me, but then I realized they kept talking about "the child from the Pit" many times on the film, and realizing that Talia was her instead of Bane added a lot to her character.
Edit: Also there is that fabulous "Shoot them all" moment.