Very important for those who do not have the gift of words to express themselves, very important for the emotionally disturbed for a release of confusing and sometimes dangerous thoughts.
It challenges the mind of the artist and the viewer, for some it has aesthetic appeal, others may like the symmetry or the impression.
Art means so many things to so many people and has been around since time immemorial.
Some are born just so creative they have to do it to survive, physically and emotionally and for some minimally financially and for others huge financial reward.
Funny about that