> > right direction and may indeed wish to revert to the last saved version, > > logic makes that decision for me and auto-saves. > > As far as I remember, ProTools doesn't autosave the very same file you > are working on, it autosaves a separate file named > *yourproject*.autosave.pts or something like that. And Logic can keep an infinite number of previous versions in your song's backup folder. The only drawback of autosave is that it's a bit of work to hunt down the desired version once you decide you've messed things up. But well you can use the file's mtime for that. :o) Maurits.