I don't know, I'm not a historian.

We live in our own houses, used to be married couples would live with their parents in a tiny house. How's that for privacy?

Texting someone is more private than talking on the phone.

On the one hand, a picture of you doing something amusingly foolish can be seen by millions, but on the other hand more people live in cities which have less of a "everyone in the little town knows who you are and what you did last night" feel.