"[Dunbar] found that there was very little correlation between having friends on social networks and actually being able to depend on them, or even talking to them regularly.
The average person studied had around 150 Facebook friends. But only about 14 of them would express sympathy in the event of anything going wrong."
The average person studied had around 150 Facebook friends. But only about 14 of them would express sympathy in the event of anything going wrong."