I'm probably only bringing up old news, as I just downloaded 99.3
and when I rotate sprites in the editor at
certain angles (from sprite starting position, anything past - 45 to -180)
it falls out of it's bounding box
it doesn't seem to affect the runtime
only in the editor
<img src="http://files.getdropbox.com/u/1013446/New%20Folder/CustomKeys/Capture11.PNG">