Another comment, and a .gov constraint on interop.

Another article on xml.com
http://www.oreillynet.com/xml/blog/2008/06/the_era_of_closed_formats_is_d.html?CMP=OTC-TY3388567169&ATT=The+era+of+closed+formats+is+dead

which references a S.African .gov document, PDF, at
http://www.dpsa.gov.za/documents/egov/MIOSVer4_1_2007.pdf
which offers ODF as a viable option. Topic is interoperability standards.



regards

-- 
Dave Pawson
XSLT XSL-FO FAQ.
http://www.dpawson.co.uk