I think the thing we see is that as people are using video games more they tend to watch passive TV a bit less. And so using the PC for the Internet playing video games is starting to cut into the rather unbelievable amount of time people spend watching TV.
In our nature however there is a provision alike marvelous and merciful that the sufferer should never know the intensity of what he endures by its present torture but chiefly by the pang that rankles after it.