Ever since Wired magazine editor Chris Anderson first published his “Long Tail” theory in 2004, the idea has been endlessly reinforced, contradicted, and debated. He argued that the internet’s removal of physical limitations (local audiences, scarce shelf space) would empower niche products and creators to flourish.

Anita Elberse has amassed and presented data showing that digital distribution has actually made blockbusters a better business bet than ever.