Facebook takes a swing at Pinterest with Chrome extensions

Facebook is doubling down on a feature it introduced last year that lets users save web content to a private space on the social network for future reference. The company has launched a Chrome extension that adds a “Save to Facebook” button to Google’s browser.
The extension allows people to save content to a private bookmark page on Facebook, which they can access from their profiles. On top of that, the social networking company also launched a Share on Facebook extension th