A chapter report issued by the General Accounting Office with an abstract that begins "Extensive markup language (XML) is a flexible, nonproprietary set of standards designed to facilitate the exchange of information among disparate computer systems using Internet protocols. Although XML's technical standards, such as specifications for tagging, exchanging, and displaying information, have largely been worked out by commercial standards setting organizations and are in use, equally important business standards are not as mature and may complicate near-term implementation. Standards are not yet complete for (1) identifying potential business partners for transactions, (2) exchanging precise technical information about the nature of proposed ...