“…There may also be a difference in age, because kindergarteners who are already interested in digital devices can be included in this level, as well as adult adults who have already used digital devices, but there hasn't been a need to develop their ability to do so. But here are the elderly who have lived their lives so far that they did not need the skills to do so, but the modern fast-paced world and the changed lifestyle also forces them to develop their knowledge and abilities [8]. Because, unfortunately, the saying "Who's left out will be left behind!"…”