I think this misses the point. In the 1960s the “best of breed” entertainment (like Disney) was a available to middle class families. They also had the option

I think this misses the point. In the 1960s the “best of breed” entertainment (like Disney) was a available to middle class families. They also had the option of going to a cheap state fair, or local theatre, or minor league baseball. Now, the middle class can’t afford those “best of breed” entertainment venues like they used to.