I did this by reflecting on my own life. I reflected on my habits and behaviors. I thought about how my life was before and after this. I thought about this even more compared to when I became a smartphone owner and when I was not a smart phone owner. There is no algorithm for this. There is no correct answer and that's the point. Some people love being connected to 10 social networks and constantly checking them. Some people don't. I am of the later group.
being connected to 10 networks and constantly checking on them is one extreme. Another extreme is claiming you would have been better off without broadband. I can't speak for you, of course, but most people would probably be better off without extremes