Connecting the dots between what Yahoo! and Adobe and Google are doing

Today, CNet’s News.com reports that Yahoo and Adobe are bringing pay-per-click ads to Adobe’s Portable Document Format (so that’s what PDF stands for) so that “publishers can serve up ads inside PDFs distributed on Web sites and over e-mail that are contextually relevant to the content.”

Now flashback to last week when I pointed to this report about a patent granted to Google for “customizing content and advertisements in a publication.”

So, just to make this a little less…