Many marketing professionals made mistakes they are still trying to justify before and after the last several major Google algorithm updates (Panda and Penguin).
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The SEO world is in a frenzy because Google has rolled out algorithm updates, titled Penguin and Panda, which penalize websites that have been overly-optimized to game the older algorithm.
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3.
Monopolist Google is a massively powerful force as witnessed by the devastation caused by the Panda traffic grab of last year.