Hi
0-9: horrendous, nothing good to say
10-9: very very bad, 1-2 good things maybe
20-29: very bad, not quite terrible
30-39: bad, less bad than others
40-49: below average, maybe some good things to say
50-59: completely average, however that looks
60-69: above average, not in overall good quality territory yet
70-79: good overall, redeeming qualities
80-89: great, things to say, many good qualities
90-99: amazing, connected with, tons of good to say
100: the best music has to offer