2008, Dade Hayes, Anytime Playdate: Inside the Preschool Entertainment Boom, or, How Television Became My Baby’s Best Friend, page 86:
In the 21st century, whose “kidult” blurring of the lines sees grown-ups listening to “kindie rock,” feeding their kids gourmet gelato instead of Good Humor, and dissecting the last Pixar film, the notion of a tree house in our collective backyard with a misspelled sign saying “Kidz only” is a healthy thing[.]
