Resource
The Art of SEO: Mastering Search Engine Optimization (Theory in Practice) Highlight
posted on in: Quote.
— Eric Enge and Stephan Spencer and Rand Fishkin and and Jessie C StricchiolaOne example of a technology that can present significant human-readable content that the search engines cannot see is AJAX.
Replicated under Fair Use from The Art of SEO: Mastering Search Engine Optimization (Theory in Practice) by Eric Enge and Stephan Spencer and Rand Fishkin and and Jessie C Stricchiola.