I would like to say how I understand what hobby is. On my opinion, a hobby is something that you enjoy doing, something that brings relief of the daily grind and allows you to relax. So why not call music as a hobby? Many people turn to music as their form of release. That is why I love it. Music is among the most popular of all hobbies. There are several different ways to enjoy music as your hobby. Even if you can't play a single note, music is powerful enough to clean any limitations that you may place on yourself.