So what's the deal with the ending?

[3Eyes]

Originally Posted by *TwilightNight*

Xemnas did not reprogram Xion to kill or absorb Roxas. It even said it in a Nomura interview. It was to upgrade her to a stronger "body". Not brainwash her. I'm going to have to-

Can't get much more definitive than that, thanks. Glad someone asked him in the interview.