Stephen, I just checked the LOC-load of the two libraries: expat - ~11,000 LOC xml2 - ~210,000 LOC Is the xml2 LOC-load worth it in itk and slicer? Bill -------------- next part -------------- An HTML attachment was scrubbed... URL: http://www.itk.org/mailman/private/insight-developers/attachments/20080120/a614dacd/attachment.htm