Link building is a constantly and rapidly evolving subspecialty in the SEO world.
Since most of us know that links are an essential part of modern SEO and that this will remain true well into the future, it’s wise to understand not only where we are today, but how we got here.
This gives us a stronger foundation on which to base our decisions, and it helps us to see through the BS when someone pushes a crackpot theory.
Let’s dig into how link building has evolved over the years, from before Google even existed up to today.