[skookumchuck]

There's some evidence that kids who share bedrooms have better social skills.

Historically, the concept of separate bedrooms is very, very recent.

The expected size of bedrooms has also risen dramatically in the last few years. Some are even bigger than the living rooms of houses built in the 1970s.

[EADGBE]

It's a slippery slope; always needing to be more successful than our previous generations (At a younger age to boot!).