I know. That's why I said they were only "addressed" in the sixth book. I actually really like the way it referred back to the previous books. I thought the fact they found the locket whilst cleaning Grimmauld Place and had no idea what it was... was brilliant.

Quote Originally Posted by Jinx View Post
Introducing a whole new thing in the last book was something I didn't care for.
You could argue that considering one of the deathly hallows was introduced in book one... they've been a part of the books longer than the horcruxes have