Artists of many diverse types began using simple forms to their own ends.
The idea becomes a machine that makes the art.
The artist is seen like a producer of commodities, like a factory that turns out refrigerators.
Buying books was a way anyone could acquire a work of art for very little.
An architect doesn't go off with a shovel and dig his foundation and lay every brick. He's still an artist.
All intervening steps, scribbles, sketches, drawings, failed work models, studies thoughts, conversations, are of interest. Those that show the thought process of the artist are sometimes more interesting than the final product