Both of our kids had their share of all the gaming devices available. They're now in their teens and show no proclivity to over indulgence. We were VERY selective about the games they had.

Frankly, I simply view video games as a replacement for what the TV was when I was a kid.

On a funny side note regarding addiction: A co-worker's wife, a very genteel southern baptist woman, recognized that she had an addiction to soap operas when she started praying for the characters in her daily prayers! She stopped cold turkey and never went back