nothing else matters

One of the guys around the office turned me on to a video the other day of a song written in a minor scale, that was creatively converted to a major scale. Now, I am an amateur musician and I don't read music, and I can hear the difference between a major and a minor scale.  In this video, Metallica's 'Nothing Else Matters' has been converted to a major scale, and the song now sounds very differen