Christoph, > I do not personally have a use case. But we support using file backed > memory right now and have since adding these user interfaces. Suddenly > removing the dirtying will cause silent data corruptions for these use > cases if they exist, which is not a good change. Oopsing in the common use case isn't desirable either, though :( In any case I'll work some more on this tomorrow unless you beat me to it. -- Martin K. Petersen