Hip Silicon Valley is actually imposing prudish strictures on billions of technology users worldwide. A bastion of openness and counterculture, Silicon Valley imagines itself as the un-Chick-fil-A. But its hyper-tolerant facade often masks deeply conservative, outdated norms that digital culture discreetly imposes on billions of technology users worldwide. What is the vehicle for this new prudishness? Dour, one-dimensional algorithms, the mathematical constructs that automatically determine the limits of what is culturally acceptable...