I concede that yes art is based on perception but...
Art is not a reality it is a concept to people choose to believed in.
I concede that yes art is based on perception but everyone believes in art in on form or another. Art can be defined as "the quality, production, expression, or realm, according to aesthetic principles, of what is beautiful, appealing" - Websters Dictionary Everyone finds something beautiful or appealing so it exists if only in a persons mind. To say that art is non existent is ignorant.