>>>> I make use of a feature that in a project that consists of >>>> several files allows me to compile each LaTeX file individually, >>>> thus saving some compilation time while writing the >>>> manuscript. I think such a system might be useful for inclusion >>>> in LaTeX3. >> >> It would be a nice feature, I think, and I have written some macros >> to do that. Currently I'm working on a new class which will include >> them. > > how different from the conditional stuff and the combined documents > stuff that i mentioned? Oops! I have put a link in my web pages to the faq you are maintaining, and I didn't follow it... Let's cover it up... Javier