Responses

Yes: July 27, 2012. Older versions are available, and a comparison of policies is available each time it’s updated.

Yes: January 11, 2012. There isn’t a link to previous versions.

Yes: December 11, 2012. No link to previous versions.

Yes: July 12, 2010. There isn’t a link to previous versions.

Yes: July 13, 2012. No link to previous versions. Updated policy isn’t effective until January 28, 2013.

Yes: July 27, 2012. Older versions are available, and a comparison of policies is available each time it’s updated.

Yes: January 19, 2013. Prior privacy policies are also available through a link.

Yes: June 16, 2011. A link is provided to a summary of changes made to the policy.

Yes: December 12, 2010. No link to previous versions.

Yes: May 23, 2010. There isn’t a link to previous versions.

Yes: December 17, 2012. No link to previous versions.

Yes: November 2, 2009. There isn’t a link to previous versions.

Yes: May 21, 2012. No link to previous versions.

Yes: November 8, 2012. A link is provided to previous privacy policy.

Yes: May 21, 2012. No link to previous versions.

Yes: April 10, 2012. No link to previous versions is provided.

Yes: March 22, 2012. Link to prior versions of the policy provided. Versions are stored on GitHub, which lets you compare different versions and see what has changed.

Yes: May 17, 2012. Link to archive of previous privacy policies provided.

Yes: October 2008. Link to ‘discussion archive’ of privacy policy changes is provided.

Yes: February 1, 2011. No link to previous versions, but there is a log of changes dating back to 2009 is provided.

No. No link to previous versions.

Yes: March 25, 2011. No link to previous versions.

Yes: July 27, 2012. Older versions are available, and a comparison of policies is available each time it’s updated.

Yes: September 30, 2011. No link to previous versions.