links for 2008-11-10

• PR 2.0: Twitter Tools for Community and Communications Professionals
  Brian Solis presents a bunch of Twitter fun.
  (tags: twitter)
• Companies and social networks | Losing face | The Economist
  (Hat tip to Steve Rubel)
  (tags: facebook economist business)
• Seth's Blog: Three new jobs you might want to consider
  When we talk about today's "Knowledge Economy" are we talking about a society that rewards extroversion?
  (tags: jobs web2.0)
• Rough Type: Nicholas Carr's Blog: Zuckerberg's Second Law
  "I would expect that next year, people will share twice as much information as they share this year, and [the] next year, they will be sharing twice as much as they did the year before." - Hat tip to Ross Mayfield
  (tags: visibility information Zuckerberg facebook)
• Unit Structures – Twitter, the enterprise’s third space
  (tags: enterprise2.0 twitter social+networking)