Social intercourse is the greatest luxuriance on earth. That's the cause why the opportunity of communication reached higher levels due to technological advances of the last hundred years. Even if your closest one is at the back of beyond, you have got an opportunity to stay in contact with him/her. Everything is defined by the engineering resources and demands.
These days most of citizens don't know what they would do without prepaid calling cards that allow lengthening the valuable time of intercourse and economizing on long distance telephone calls.