The Iconic Movie Rental Service We Didn't Realize McDonald's Invented - Chowhound

Robert V Schwemmer/Shutterstock The super-giant corporations in America are, of course, massive — in terms of their footprint, earnings, and power. But the entire U.S. market is also small, in the sense of conglomerates, with many of the biggest companies owning or partially owning others via parent companies and subsidiaries. A perfect example that shook us to our core to learn of? McDonald's, perhaps the best…