Moreover, the metaphor breaks down entirely in a post-scarcity, algorithmically mediated world, where there is no obvious relationship between the opinions a person puts forth and where that opinion shows up, often in a mechanically distorted way. The marketplace of ideas assumes a relatively even distribution of megaphones, or a random distributio... See more

The information balance of power has changed, of course. A generation ago, the public could exist only as a passive audience. Information was dispensed on the industrial model: top down and one to many. That was the great age of the daily newspaper and famous anchormen on the model of Walter Cronkite. The advent of digital platforms, in a sense, cr

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