A Quarky New Approach?

Sorry, guys, but what you're describing is "single sourcing" and it's been around for a while. And I don't think redefining "dynamic publishing" is going to work, either, because that term already means something.

O'Keefe, Sarah S. Palimpsest (2008). Articles>Document Design>Single Sourcing>QuarkXPress

Managing Digital and Print Deliverables for Aviation Data

This paper discusses the rationale and design behind Jeppesen’s single-source publishing system. With the business needs to single-source publishing capabilities becoming more acute, Jeppesen partnered with Astoria Software to develop a solution. The result is a system based on commercial-off-the-shelf software, XML industry standards, and open-source tools.

Jones, Matthew and Bob Thomas. IDEAlliance (2004). Articles>Document Design>Single Sourcing>XML

Conditional Text and InDesign CS4

InDesign has always supported the use of layers, but layers don’t always cut it when working with text. You can put a text frame on a layer and turn that layer on and off as needed, but it’s an all or nothing approach. What if you want to show and hide individual words or paragraphs and have the text automatically rewrap when you show or hide those words? With conditional text, it’s a breeze.

White, Terry. Layers Magazine (2009). Articles>Document Design>Single Sourcing>Adobe InDesign