Slightly off topic, but there is some overlap between productivity and usability so some of you might be interested in my write up 10 important usability tools:

Slightly off topic, but there is some overlap between productivity and usability so some of you might be interested in my write up 10 important usability tools: http://smashcompany.com/top_10_usability_testing_tools/ http://smashcompany.com/top_10_usability_testing_tools/