Anyone interested in some more information on this can check out a thread I started (and is actually still going on) on
this forum.
Long story short, if you want to edit your S2 video (or any video recorded as MJPEG in the avi container) on your computer using a video editing suite, you may need to download a codec like
this one, or you can use the work-around I mentioned earlier (with some possible degradation in quality).