On Fri, Nov 21, 2008 at 9:21 AM, Stephen Rider <wp-hackers at striderweb.com> wrote: > 1) Does the preprocess_comment hook affect trackbacks as well? Yes. Pingbacks too. > 2) What would be the best way for me to limit the "test" so that only > comments are affected? Look closer at the comment_type value in the comment array.