The script lists the users top 20 overall artists and lists the 8 most similar artists to each one, then delete's any repeated artists.
The idea is to see how varied your taste is, a score of 9 is extremely unvaried while 160 represents an extremely varied one.
Got the score of 119 :P
My list is the following:
1: Kalmah
2: Norther
3: Ensiferum
4: Dark Tranquillity
5: Wintersun
6: Eternal Tears of Sorrow
7: Amon Amarth
8: Insomnium
9: Mors Principium Est
10: Opeth
11: Katatonia
12: Dream Theater
13: In Flames
14: Porcupine Tree
15: Arch Enemy…