“The service has 47 million subscribers in the United States, and its movie library is affected not only by the limitations of particular licensing deals, which means that the number of titles is constantly contracting and expanding, but also by what subscribers actually watch. To use the contemporary buzzword “curated,” Netflix would argue that it does indeed take a curatorial approach to movies, but one that’s appropriate to a consumer product rather than a museum. It does not see its mission as a conservational one. And the hard truth about the future of streaming services is that even those with the loftiest stated ambitions will be obliged to balance those ambitions against market demand.”