Hi: Here is a brief and interesting article titled 'What's XML really good for ?" by Brett D. McLaughlin.
Summary . XML for configuration data . XML for transferring data http://www-128.ibm.com/developerworks/xml/library/x-xjavaforum1.html?ca=dnw-808 For those of us, who have worked with ASN.1, a comparison is available at http://people.dsv.su.se/~jpalme/abook/asn-1-xml-compare.pdf thanks Saifi.