Droid DNAs screen

So today it was confirmed, the Droid DNA will have a full 1080p screen, with 440ppi which is just insane to me. Do you think it's needed? How do you think the battery will fair? Honestly seeing this device give me mixed emotions.

http://www.qualcomm.com/snapdragon/blog/2012/11/13/htc-droid-dna-rocks-first-1080p-display