The current state is that there has been a patch to preserve and edit EXIF information in JPEGs using libexif. This patch never got into the GIMP nor was updated to 1.3.x as
Odd. I was able to get the patch to apply (by hand, with a sledge hammer :-)) to 1.3.8. I had no luck getting it to apply to 1.2.x. I haven't tried to apply it to 1.3.12 though. Looks like things in the jpeg.c plugin have changed enough to confuse me.
jas -- Jason Van Patten AOL IM: Jason VP