What impact did Pablo Picasso have during the 1930s?

He helped invent Cubism and collage. He revolutionized the concept of constructed sculpture. The new techniques he brought to his graphic works and ceramic works changed the course of both art forms for the rest of the century. Examples of Picasso's numerous ceramic works.

Explanation:

photography had emerged as an elite art pursued by a few creative individuals for a few wealthy patrons. but now, said bauldelaire, it was succumbing to "the great industrial madness of our times." it was becoming a mass production industry that catered to middle-class tastes, including a taste for gadgetry. the stereoscope, the first 3d imaging system, had turned looking at photographs into parlor entertainment. a "thousand hungry eyes were bending over the peepholes of the stereoscope as though they were the attic-windows of the infinite.