I think one of the biggest differences that they completely skip over is the ubiquity of indoor lighting. If they turned off your lights and screens after sunse

I think one of the biggest differences that they completely skip over is the ubiquity of indoor lighting. If they turned off your lights and screens after sunset I'm sure most people would sleep better. I always go to sleep quicker when I'm camping and would guess the lack of electric lighting is the main reason for this.