Google's Matt Cutts: Responsive Design Won't Hurt Your SEO

There are fewer SEO drawbacks when using responsive design versus a lightweight mobile version, but a mobile site can work just as well as responsive design, as long as you avoid dividing your PageRank and duplicate content issues.



via Search Engine Watch - Latest http://searchenginewatch.com/article/2308069/Googles-Matt-Cutts-Responsive-Design-Wont-Hurt-Your-SEO