To be honest, sex has to be the one shining example of how much things don't change as civilisation evolves. As much as we might like to think apps like Tinder

To be honest, sex has to be the one shining example of how much things don't change as civilisation evolves. As much as we might like to think apps like Tinder change the game, sex is very very location based - always has been always will be. And a crowded bar and admiring glances act pretty much the same way as swiping left or right or whatever does. There is always competition for desirable resources.