After upgrading to WP 2.3.1, tags are now a part of the core. I started populating the tag field since that time. However, since I had been using a Custom Field “keywords” for a year or more, I looked for a way of getting this data into the new structure. I eventually for some import scripts that come with WP. One was for Jerome’s Keywords, which I used successfully. I first backed up the database and then...