Less than 70 songs: You're probably still a normal person.
70-120 songs: There's still hope for you, but if you want to change, you need to do it now.
Over 120 songs: You actually feel happy when others call you an otaku.
Over 250 songs: An invisible wall has been built between you and the average normal person.
Over 300 songs: Your wife is your computer...
Over 380 songs: You've probably already become someone who can't go back to being a normal Earthling...