I had the dealer add foam per martinmzfan's pics:
http://www.greenhybrid.com/share/image2104.html and
http://www.greenhybrid.com/share/image2103.html. My dealer did this a few days ago and the crickets are wonderfully silent. Now, even if I give a small sideways push on the center console, I get no noise. Will it last? Not sure, but I'll keep you updated.