On the benefits of virtual worlds: http://www.smartmobs.com/2007/10/06/real-hope-in-a-virtual-world/
On mapping Wikipedia: http://www.smartmobs.com/2007/10/07/wikipedia-mapping/
On Privacy 2.0 and allowing “opt in” services: http://blog.librarylaw.com/librarylaw/2007/10/privacy-20.html