Flock, the social web browser that fell victim to Web 2.0 hype in 2005, appears to be finally taking flight four years later, with a new release that swoops on the surge in social media usage.

Flock 2.5, released today, amounts to the popular Firefox browser on social-media steroids. “This is our biggest release since the commercial deployment of 1.0 [in 2007],” Shawn Hardin, chief executive, told me during a demo of the product. Read more