extensible markup language xml extensible markup language xml unfortunately thing html fortunately html grow quickly meet need unfortunately matter new tag add good idea people have fortunately html form sgml standard generalized markup language iso standard allow invent tag need declare use unfortunately sgml standard large take time learn starter kit fortunately xml extensible markup language xml resource faq peter flynn faq way ireland spec xml resource robin cover sgml home page xml processor lark summarize xml simple complete spec page long xml carefully design easy write software html sgml open standard xml sgml mean need write software mature commercial tool market help author manage deliver base experience xml design people year experience include member govern body sgml html people build successful business language extensible invent use tag choose share efficient xml build facility document fragment transmit neutral own xml sgml formally define international standard ready use web browser read xml today like html document read xml use hyperlinks image multimedia exactly html international xml build support text world alphabet include method signal language encode manageable xml include method declare enforce document structure database sure xml document create correctly xml replacement sgml xml simple feature sgml leave people sgml choose use xml network delivery real need convert exist sgml document xml design easy ramp sgml people replacement html html excellent tool display hypermedia document network xml sgml easy generate html fly xml design electronic information provider want thing html design