Camera Mouse 2013 does that on windows for free. Not a great option since it doesn't always follow whatever it is tracking that well. You would need to go with an expensive option like http://www.tobii.com/ if you…
have you thought about using your single switch with an onscreen keyboard? I am not sure if OSX will let you automatically show an onscreen keyboard for the login screen (not sure why they wouldn't), but this would be…
Camera Mouse 2013 does that on windows for free. Not a great option since it doesn't always follow whatever it is tracking that well. You would need to go with an expensive option like http://www.tobii.com/ if you…
have you thought about using your single switch with an onscreen keyboard? I am not sure if OSX will let you automatically show an onscreen keyboard for the login screen (not sure why they wouldn't), but this would be…