Yes there are programs that help the disabled Communicate but now the Tablet Revolution has brought an affordable option, See Jump.

EyeTech Digital Systems enlisted the help of some BYU engineering students to make this eye-tracking Windows 7 tablet is only $1500 compared to the previous affordable which was around $6900. I can’t front, my lazy ass could use this to post up My Tech Post! But I worry about something SO important on a Windows Tab.