@@ -19,6 +19,11 @@ void tty_init(tty_t *tty){

 	struct termios new_termios = tty->original_termios;

+	/*

+	 * Disable both of

+	 * ICANON  Canonical input (erase and kill processing).

+	 * ECHO    Enable echo.

+	 */

 	new_termios.c_lflag &= ~(ICANON | ECHO);

 	tcsetattr(tty->fdin, TCSANOW, &new_termios);