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The History of the Google Algorithm

ClearVoice

To ensure high-quality user information, while avoiding spammy content. But in 2011, Google really shook up the SEO world and changed SERP history with its Panda update. 2012 – Pirate The aptly named Pirate update generated negative rankings for Digital Millennium Copyright Act (DMCA) takedown requests.

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An Overview of the Major Google Algorithm Updates of 2014

Hubspot

Pirate: A search filter designed to prevent sites that have a lot of copyright infringement reports (as filed through Google''s DMCA system) from ranking well in Google''s listings. Poor quality content is most commonly content created solely for SEO purposes -- featuring things like keyword stuffing and scraped or duplicated content.)

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