...s is falling. Nearly half of targeted attacks exploit holes in Acrobat Reader, which is used to read PDF (portabledocument format) files, according to F-Secure. Meanwhile, the number of PDF files used in dangerous Web drive...
http://news.cnet.com/8301-27080_3-10304455-245.html
...that Microsoft Office SP2 would support ODF, along with other document formats, such as XML Paper Specification, PortableDocument Format 1.5 and PDF/A..." See earlier "Microsoft To Adopt ODF, Support Other Document Formats." ...
http://xml.coverpages.org/ni2008-12-23-a.html