And while there are more people that starve to death that should, and more people who cannot get affordable health care, I would still much rather live in the modern world than head out into the forest and try to survive by myself, or as a subsistence farmer on a manor lord's land.
What animal would you trade places with? For that matter, would you be willing to roll the dice and change places with a random "free" human being living 5,000 years ago?