Descriptive Problem Summary:
Gifs not animating in output.
Numbered Steps to Reproduce Problem:
1. Enable images in output.
2. Output a gif.
3. Be amazed as it fails to show the animation!
4. It only shows first frame.
Expected Results:
An animated gif to display correctly.
Actual Results:
...First frame stuck!
Does the problem occur:
Every time? Or how often? Every time it's an animated gif.
In other games? Dunno.
In other user accounts? Yes.
On other computers? Yes.

When does the problem NOT occur?
..when used in a browser.
Workarounds:
Use browser?