+Copyright (C) 1996, 2000, 2001, 2005, 2007, 2008-2009 Free Software Perhaps update-copyright could detect the convention being used, to placate Jim :). Failing that, pushing Jim's willful decision to compress years into update-copyright seems like the wrong move to me :).
I've never seen anything legal that implies that ranges are ok; just the opposite. Of course I agree with Jim that the chances of it ever causing a problem in practice are epsilon. But still ... one way is clearly ok, the other not. karl