Meanwhile, people used to (before the invention of chimneys) live in the same room as their family and it would have been common for parents to be having sex wh

Meanwhile, people used to (before the invention of chimneys) live in the same room as their family and it would have been common for parents to be having sex whilst their children were sleeping in the same room (or pretending to sleep). I wonder if modern pornography is a response to our society become more prudish and private.