More information is available here.
For those of us writing for magazines and newspapers:
The just-released updated edition of the 2010 Associated Press (AP) Stylebook contains a separate section on social media.
One notable change: Web site is now written website because of the increasingly common usage of "website" in both print and online, according to AP.
Additional Social Media Guidelines include instructions for journalists on how to use Facebook and Twitter, as well as entries on terms such as app, blogs, click-throughs, widgets and wiki.