How Important Is Acrobat 5?--McIlroy

Probably the most important new features of Acrobat 5 and PDF 1.4 are the ways that Adobe has opened the format, rather than the ways it has secured it. PDF 1.4 now supports XML in an apparently full-featured manner, and supports export to RTF, the Rich Text Format. The implications of these moves will take some time to fully evaluate, but they appear to be major.