• ADVANTAGE:  You gain more friends
• DISADVANTAGE: But at the same time you lose some friends. Those friends who doesn't have the same interest in music as you.
• ADVANTAGE: You learn how to save money.
• DISADVANTAGE: You learn how to spend your saved money nonstop.
• ADVANTAGE: You learn another language.
• DISADVANTAGE: Your first language becomes bad.
• ADVANTAGE: You find your true love
• DISADVANTAGE: But you can't obviously be with him(her)