To let in so much light through the splitters requires processing the light in four mixed colors, and that processing requires studying the light's behavior in 3D.

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The United States is browning, and as the author Richard Rodriguez has noted, brown is what happens when all the colors are mixed.

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Installing an early version of the Paik-Abe Synthesizer in the studio, Paik mixed recorded video with live camera footage, freely tweaking colors and contours in a four-hour-long riff accompanied by a Beatles soundtrack.

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If painting the colors back in sounds like hard work, there's also an automatic fill tool to detect edges and colors and either fill in or remove the color automatically from a selection (although we had mixed results using this tool).

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She particularly liked the mixed-media message that might be the next generation of Mondrian-style colorblocking: Instead of chunks of primary colors, a dress or coat might be patchworks of pony hair, snake skin, leather or ostrich feathers, she explained.

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