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It’s strange to realize that Facebook was second to the online advertising innovation party. Google created AdWords in 2002, and with it revolutionized the advertising industry by allowing companies to show ads to users in response to specific searches. This meant that advertisers no longer had to wonder if the people viewing their ads were interested in their product. They could literally show ads only to people searching for exactly what they sell. That is a powerful proposition, and the reason why Google is a far larger company than Facebook at present.
“...as I’ve mentioned many times in this book, Google is scared. The biggest threat to its AdWords product—by far—is Facebook ads.