Bigger numbers aren’t all that scare something like Google. The future of facebook’s grip on social networking has it shaking in its boots according to the below:

23-Year-Old Mark Zuckerberg Has Google Sweating

More likely Google is keeping licking its acquisitive chops and keeping a watchful eye on the evolution of networking on sites like Stumbleupon, Pownce, Twitter, and the like…although facebook will continue to be a force to be reckoned with as long as the add-on’s don’t get too annoying.