generate questions: Meanwhile, the Industrial Revolution laid open the door for mass production and consumption. Aesthetics became a criterion for the middle class as ornamented products, once within the province of expensive craftsmanship, became cheaper under machine production.
What started with the Industrial Revolution? {sep_token} What became cheap enough for the middle class to buy? {sep_token} As products came within their financial reach what concept began to interest the middle class? {sep_token}