This is directly relevant to a popular discussion[1] on HN less than 2 weeks ago. Even ignoring that there is almost nothing more important than power usage in computer hardware engineering, so improvements are always interesting.

Finally, it is hardly shilling when the linked article shows it still has worse battery life than the iPad 4 or Nexus 7 (and worse than the Surface 2 on Video Playback?!).

[1] https://news.ycombinator.com/item?id=6584683