POP MUSIC
Singing the Same Old Song
FANS OFTEN PROTEST WHEN PERFORMERS move away from the sounds that made them popular. Well, TRACY CHAPMAN loyalists can't make that complaint. Even though she invited hard rockers like Vernon Reid, lead guitarist for Living Colour, to play on her latest album, Matters of the Heart, Chapman has barely moved an inch since her Grammy-winning debut four years ago. There is some good work on this new album, including Bang Bang Bang, a biting commentary on the causes of youth violence. Chapman's rich contralto remains as hauntingly effective as ever. But there is a...