julinho - 12:51 pm on Mar 16, 2010 (gmt 0)
Another (half) answer to a question which has been asked before:
We absolutely do process PDF files. I am not going to talk about whether links in PDF files pass PageRank. But, a good way to think about PDFs is that they are kind of like Flash in that they aren't a file format that's inherent and native to the web, but they can be very useful.