Black people have built communities on Twitter that are unlike any other in the technological world. Those communities are not easily replicated elsewhere. An analogy is when people criticized New Orleanians who rebuilt in the city after the devastation of Katrina, even though it was palpably risky to do so. But none of the critics sufficiently explained how those people should transfer their social capital and communities to unfamiliar places that may not even want them. 1/2