They also aren't personalized, which has more side effects than people realize. Even the most nihilist shock-jock has to pick a speed that won't alienate half

They also aren't personalized, which has more side effects than people realize. Even the most nihilist shock-jock has to pick a speed that won't alienate half his audience or drive all the advertisers away from the network. In these systems, those counterweights don't exist.