Smashing analysis! You might want to repost your note as a bug report at http://bugs.winehq.org. Set the 'component' field of the report to wine-ole, and put 'download' in the 'keyword' field. This will get the attention of the right folks somewhat more reliably than a post to wine-devel. - Dan
-- Wine for Windows ISVs: http://kegel.com/wine/isv