Music lovers and professional musicians often practice in the circle of friends.

1, Music lovers: These people love music, like playing musical instruments, and have a high pursuit of piano art ... They often share their achievements in practicing the piano in the circle of friends and show their musical talents.

2. Professional musicians: These people are professional musicians and need to practice the piano constantly to improve their performance. The practice videos they shared in the circle of friends may be to show their strength to fans or to find more performance opportunities.