technology with equally extraordinary implications for people debilitated by disease. cnn's brooke baldwin shows us. >> she can't communicate, but yet she uses facebook, she even sent me an e-mail. how did she do it? she used her brain and some cutting edge technology. you don't believe me? watch this. >> kathy wolf was a succemom, a successful psychologist who had her own business. that's before she received her diagnosis. lou gehrig's disease, a slow death sentence. over the past ten years, kathy's muscles have stopped working but her mind remains as sharp as