By Tom Sinclair
Updated August 20, 1993 at 04:00 AM EDT

After a jumble of personnel changes, Rasta rockers Bad Brains now find themselves in the ironic position of sounding almost as generic as the generation of mediocre hardcore bands they helped inspire. They can play, all right, but on Rise, both the riff-rock and reggae ready-mades on tap sound too rote for comfort. B