>As said before the only complaint i have on this is that without the >same application (Graffle) isn't possible to make some experiments >with graphics (ok, using the generated images) ... but it's not a >problem.
FYI, the files in question only contain class diagrams (your message implies that you think they might contain graphical comps or something similar). However, I agree that it would be better to store all design docs in a format that any developer can open and modify. Long term, we will almost certainly want to do that.