Is online retailer Amazon about to do to TV's what it did to bookstores? A published report says Amazon is coming out with its own box to attach to TV's. Businessweek says this would compete with Apple TV, Roku and -- possibly with cable and satellite companies. And from Britain comes the story of the four-year-old whose parents took her in for therapy when she became "distressed and inconsolable" without her iPad. Research about the early childhood effects of tech is ongoing, but it's an issue parents have to deal with here and now.