Hmmm... it looks like Fred and Woody have a difference of opinion about this:
For example, one well-known author (who made his name writing about Microsoft Office in general, and Word in particular) took issue with me when I originally downplayed the severity of hidden fields...

Gee, who could he be talking about?

Is Fred serious? The solution is to ALWAYS cut your Internet Connection whenever you open a new Word document? I don't see this as a viable option.