Google Website Optimizer Opens Up
gigaom.com/2008/04/18/google-website-optimizer-opens-up
From the page
Saved with the link. Notes from 2007 to 2016 are mostly the page's own words, so this is probably an excerpt.
One of Googles lesser-known web developer tools is Google Website Optimizer. That may be because until recently you could only use this tool in conjunction with a Google AdWords campaign. Now, however, the tool has relaunched as open and standalone, complete with its own blog. If youre involved with site design and development, its worth getting to know how this works.