“Among the many early—and flawed—watch apps are some helpful examples of how we’ll use a wrist-top computer. Putting a computer on your wrist may be a good idea, but explaining why is harder—even for Apple. When I first reviewed the Apple Watch three weeks ago, I appreciated its potential as a gatekeeper. What was missing were apps that could create new experiences tailored for a tiny screen.”
Source: Front Runners in the Hunt for the Apple Watch Killer App – WSJ