How Programmatic Disruption Is Creating a Fourth Era of Digital Marketing

From the dot-com bubble to the end of cookies

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Online marketing has gone through three distinct phases so far, where innovation and economic upheaval have more or less systematically brought about the end of one era and a shift toward the next.

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This story first appeared in the Oct. 21, 2019, issue of Adweek magazine. Click here to subscribe.

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