Enter Lucas. Rather than try to rationalize why Sonja was failing at this shiny expensive toy, he simply acknowledged the elephant in the room. The device was wrong for her and nothing was going to make this device right. Find something else - something better for what her challenges and skills needed.Having a specific skill set regarding technology and how it can be used to improve communication for a non-verbal young woman with no ability to use her hands is one amazing thing. To be willing to step into the crucible of what it means to be challenged this way (on any level) and to be willing to walk through the successes and failures that process entails - that is an art.Keep creating; we sorely need your art.