Each year, we take more than a trillion digital photos, many of which will be shared on social media. But instead of people feeling more connected to the world, researchers are observing signs of growing social isolation.
원문출처 : https://www.cnn.com/style/article/obama-portraits-kim-sajet-smithsonian/index.html
원문출처 : https://www.cnn.com/style/article/obama-portraits-kim-sajet-smithsonian/index.html