A lot of the content in this article (coverage of scopeware, in particular) is deja-scr, or deja-other-lists, but this is quite a well-written summary of some of the key ideas and players, and some of its conclusions are interesting. http://www.techreview.com/magazine/dec01/tristramall.asp -- Simon Batistoni Penseroso Ltd simon@penseroso.com +44 20 7242 0570