The problem disappears when you remove mouseemu package. The seems to be necessary when using wiimote, but I have used wiimote without this package.
-- [Feisty[mouseemu]Freeze of usb mouse while using keyboard https://bugs.launchpad.net/bugs/113344 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs