social blog: Are games that addictive?

social blog: Are games that addictive?:  

                  

"John
A. Logan, believes there’s a social and challenging aspect in game addictions"

I'm really interested on this article, because i want to know about how game addiction is affecting people. The reality of how a lot of people now are getting  more and more into game and spend most of their time playing games. What i want to know do is that What is the challenge aspect John A. Logan is talking about i know about the social aspect of it but the challenge is what I'm wondering.