There have already been studies showing that frequent visits to FB make a person more unhappy in their overall life. Now this. So, a major worldwide internet power -- that is, a single company -- that is trying to disrupt so much of global life (India, anyone?), with the interesting side effect that it makes people unhappy <i>and</i> less intelligent. If you had heard this &quot;reality&quot; 20 years ago, you wouldn&#x27;t believe the future could be so dark.