Introduction: Hacks #74-92

PDF doesn't have to be stuck in a file, created once and then published. PDF can be dynamic in multiple ways, ranging from interactivity through forms to custom generation of PDFs that meet particular user needs. While PDF seems static to a lot of people, that's more a matter of the way it's typically been used rather than an aspect of the technology itself. If you want to do more with PDF than distribute documents, you can.