MTV Multiplayer writes: "For the first six months they were making it, the creators of "Guitar Hero" for the DS weren't sure their game was going to work.
Then things got better.
And from what I saw and heard when the game was demoed for me in New York City a few weeks ago, the DS experts at Activision's Vicarious Visions studio have solved most - maybe even all - the challenges they faced.
Here are the obstacles this game faced en-route to its eventual release in June and what I learned about them during the demo I got of the game:
Challenge #1: The DS Is Not Shaped Like A Guitar"