"Nintendo Channel will also premiere Nintendo Week, a weekly, hosted series about what's happening in the world of Nintendo. The premiere episode includes an in-depth look at Mario and Luigi: Bowser's Inside Story, an interview with the developers behind the Wii version of Guitar Hero 5, plus coverage of the new Nintendo DSi colors, Nintendo DSiWare games and other surprises."
Other improvements include:
Improved navigation system
Improved game recommendation setup
Ability to stream high-quality video
New channel icon (changes to reflect updates)