http://www.siliconbeat.com/entries/2006/05/03/rumor_google_negotiating_to_buy_olive_for_70m.html

Olive converts PDF documents, microfilm and any other files to XML, a format which can be used with any database, Web browser, or application that supports it. At the same time, Olive preserves the document's content, structure and layout.

Yes I saw it
look at the demos, it's really awesome ;)

yes, but google are already taking .pdf content and making it avialable within html views. This is avialable in gmail.
so I dont think this is going to be on the capex