Back in 2005-2006, keyword stuffing, shady link building, and other seemingly risky ways, that you can’t even think of right now, worked like a charm. Did you happen to think, what would happen to my site once Google takes action? Many didn’t. That’s why the internet is flooded with ‘My site got hit by Panda/Penguin‘ articles.
That’s why, if you care about a site that you’re ranking currently by gaming the system, now might be the right time to move away from high-risk SEO practices to SEO strategies that are guaranteed to be safe, and will matter more than anything else in the near future.