I would wager that the delay you are experiencing with your mouse is due to a known bug in mouseemu. See this bug report for more info:
https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/113344
I would wager that the delay you are experiencing with your mouse is due to a known bug in mouseemu. See this bug report for more info:
https:/ /bugs.launchpad .net/ubuntu/ +source/ xorg/+bug/ 113344