I’ve worked in SEO for a while now. When I first started, it was all about meta-keywords, keywords in the title, keywords in the text, and perhaps keywords that you couldn’t see in the footer (don’t hate too much – remember flash?).
But things have changed for the better. Now we are all about great content. In fact, this article from “The Death Of SEO: The Rise Of Social, PR, And Real Content” sums up the transition fairy well:
Invest in real, valuable, relevant content that your audience wants.