I also have the same probleme in win7, slowing down although I'm equiped with a heavy duty machine.. But in my case it is opening multiple Aplications on ObjectDock Icons = > 650 x PLUS! aplications..
I posted for multiple objectdocks http://shoutbox.menthix.net/showthread.php?tid=99530
This post was edited on 02-06-2013 at 05:17 AM by Andara.