text: "The Dangers of Distracted Driving." Federal Communications Commission, 5 Apr. 2018, www. fcc. gov/consumers/guides/dangers-texting-while-driving.         In the article "Making Mona Lisa Smile," the author makes some very good points to why this type of technology would be useful for people. When teaching a class, it isn't easy to give a lesson and focus on student's faces at the same time, because eventually you'll lose your spot in the lesson while searching through the sea of faces. Another challenge that teachers face, is keeping everyone focused. This technology is very useful to teachers, because it can help them make class less boring.