There are alot of unhappy folks. Some are acting like it was a good trade. http://boards.chicagobears.com/forums/thread/394321.aspx
They know what they've lost but don't know what they are going to get for him , so plenty of fence sitters I would imagine.
If I were a Bears fan I'd spin it this way. We already have our #1 back, who's only going to get better. We lose the distraction of the Jones/Benson battle and move up for a better 2nd round pick.