Vexgrave Lars, on 09 May 2012 - 08:13 AM, said:

My first thoughts.. yes you could also add buttons at least two.. to the left and right of the laser.
i like this. it looks like a person with good head control could use it.
often things like electric wheel chairs have the joystick function moved to positions where head mounted pointers fit into sockets and control the wheelchair.
of course driving a wheel chair does not require accessing weapon system.
yet.