setMouseTrackingSpeed

#!/bin/bash
#Sets mouse tracking speed on Mac OS X; capable of faster speeds than the selection dialog.
#Unfortunately, you will have to log out and back in again for changes to propagate.
#My tracking speed is at 4.8.

if [ "$1" == "" ]; then
	echo Sets the tracking speed of the mouse. "3.0" is the fastest setting in the mouse settings pane.
	echo Your current tracking speed is: `defaults read -g com.apple.mouse.scaling`
	exit 0
fi


defaults write -g com.apple.mouse.scaling $1