What personal data we collect and why we collect it
Comments.
When a visitor leave a comment on the site, we collect the data shown in the comments form, and also the visitor's IP address and browser user agent string to help spam detenction.
An anonymized string created from your email address (also called a hash) may be provided to the Gravatar service to see if you are using it. After approval of your comment, your profile picture is visible to the public in the context of you comment.