Comment by ethbro

Or as Neal Stephenson put it in 1992, "The franchise and the virus work on the same principle: what thrives in one place will thrive in another. You just have to find a sufficiently virulent business plan, condense it into a three-ring binder ― its DNA ― xerox it, and embed it in the fertile lining of a well-traveled highway, preferably one with a left-turn lane."