Various binary formats have been proposed as compact representations for XML (Extensible Markup Language). Using a binary XML format generally reduces the verbosity of XML documents thereby also reducing the cost of parsing,The performance woe of binary XML http://webservices.sys-con.com/read/250512.htm but hinders the use of ordinary text editors and third-party tools to view and edit the document. There are several competing formats, but none has yet emerged as a de facto standard, although the World Wide Web Consortium adopted EXI as a Recommendation on 10 March 2011.John Schneider, Takuki Kamiya, eds., "Efficient XML Interchange (EXI) Format 1.0", W3C Recommendation 10 March 2011
