The communication method
||Combining signs like mouth movement, eye blinks and the alphabet board.
||The highest concentration is needed and get tired easily.
||It is possible to input at one's rhythm.
||Also the highest concentration is needed for collaborative work.
||Just check the screen.
||Use no equipment to convey messages
||The setting takes time (If get used to, it is around 15 minutes).
||At the time of going out or when a personal computer cannot be used, like bathing at home.
||At the time of being home, or when going out and participating in a meeting.