One of the most useful WordPress plugins I have installed on my blogs is Chat Catcher by Shannon Whitley. What it does is connect comments made on Twitter that reference content in your blog, and links those comments to your content by placing a reference to a particular tweet in a post it mentions, [...]

Late last week the parent company of WordPress, Automattic, unveiled BuddyPress which is designed to build social networks around WordPress sites reports paidcontent.org.