https://danielbmarkham.com/the-platform-is-the-enemy/

The conclusions are not surprising, and the author's binary applications of AI is really more of a gradient, but the argument is interesting. Centralization of information services offloads responsibility for assigning ambiguous class membership (good restaurants, permitted speech) to a single authority. Because there is only one authority, a single assignment has to be made, and we lose the critical grey areas in between.