Trevor Morris, of Morris-Photographics, has posted two great articles on scripting Photoshop:
Trevor also writes custom scripts for hire.
Dr. Brown’s Services has been updated to 1.9.4.
Not related to scripting: Be sure to check out Adobe TV. Russell Brown and Julianne Kost already have videos posted. Let us know what kinds of things you’d like to see there from the Photoshop team.