The other novelty [of the revised prototype] was Monopoly, which at this point applied only to railroads: if you owned all of them, you could charge twice as much. Magie thought this would teach the proletariat that monopolies and land speculation were wicked. However, since the goal was still to wind up with the most money, a more obvious lesson might have been: monopolies and land speculation were great. (…)
In our clinical trials, my assistant Fierra quickly figured out how to game the system and make money off railroad nationalization. Her fellow staffer Una discovered using the railroads to take you to real estate offices and treat them as “free parking” was a safe way to get around the board. (…)
A few years later, in the best capitalist tradition, Charles Darrow ripped off Magie’s ideas, sold Monopoly to Parker Brothers, and became a millionaire.