the present digital ecology is leading us to fewer and fewer encounters with people and perspectives we find disagreeable. For the algorithms that are designed to give us what companies think we want tend toward creating echo chambers in which we are more likely to become accustomed to having our voices unquestioned and our views affirmed. In these sorts of environments, we risk growing unfamiliar with and even fearful of difference, and the troubling real-world effect of these digital silos is undeniable. In the past few years, the ratcheting up of political polarization and rise in adherence
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