Some of the art in the museums are not painted by artists, either.
>>Some of the art in the museums are not painted by artists, either.<<
...and not everything painted by an artist is art, either.
I had a beautiful, framed “abstract” canvas on my wall that never failed to receive admiring comments from visitors. That never failed to produced suppressed snickers from me. It was a rescued canvas that an artist I knew had used for cleaning her brushes.