Okay, I thought this was related to Gtk's kinetic scrolling support, but it looks like it's still handled by Synaptics, from what I can observe with xev.
** Package changed: gtk+3.0 (Ubuntu) => ubuntu ** Package changed: ubuntu => xserver-xorg-input-synaptics (Ubuntu) -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-input-synaptics in Ubuntu. https://bugs.launchpad.net/bugs/930938 Title: Kinetic 2-finger scrolling no longer works after upgrade to 12.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-input-synaptics/+bug/930938/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp