Internet Roadtrip is a multiplayer online game where players vote every 10 seconds to direct a car on Google Street View, honk the horn, or change the radio, creating a shared road trip experience.
The trolley problem is a series of thought experiments in ethics and psychology, involving ethical dilemmas of whether to sacrifice one person to save a larger number. Neal made it more fun, and crowdsourced, you can compare your results with the rest.