Even if it doesn't move people out, the pre-existing biases of physical space causes an echo chamber regardless. Before social media, people had no problem demo

Even if it doesn't move people out, the pre-existing biases of physical space causes an echo chamber regardless. Before social media, people had no problem demonizing the people of different races and religions who were not geographically close, and with far more destructive consequences than partisan bickering in the US. Face-to-face interactions may only provide more diversity in a few remarkable places.