sub track { return(shift->set("track", @_)); }
sub tracknum { return(shift->set("tracknum", @_)); }
sub v1genre { return(shift->set("v1genre", @_)); }
sub track { return(shift->set("track", @_)); }
sub tracknum { return(shift->set("tracknum", @_)); }
sub v1genre { return(shift->set("v1genre", @_)); }