By designing a firehose of addictive content that entered through kids’ eyes and ears, and by displacing physical play and in-person socializing, these companies have rewired childhood and changed human development on an almost unimaginable scale. The most intense period of this rewiring was 2010 to 2015, although the story I will tell begins with the rise of fearful and overprotective parenting in the 1980s and continues through the COVID pandemic to the present day.