Is tech hampering kids' reading? Authors say it's not that simple

A new book suggests that such broad generalizations don't capture what happens when children have access to new media. In Tap, Click, Read: Growing Readers in a World of Screens, Lisa Guernsey and Michael H. Levine challenge even the basic idea that "screen time" is a helpful measure, since what's on the screen, they say, matters more than whether the screen is on.