If there is a community that wants to be on nostr of the community can get resources to run their specialized relay. Its not about making ALL relays more isolated, but about fine grained control over who you allow in your relay. We shouldn't be looking to create a single town square, but smaller ones with cohesive values.

nostr:nevent1qqsr8w954se2j598vujfhcs5fpnwew276yjpglxz235vvjslt7t00nqpr3mhxue69uhkummnw3ezucnfw33k76twv4ezuum0vd5kzmqzyrwye5yxe47wtvvr9t05lhgjzy5f3qxjcl3ft09su6zvqxkwua7qvqcyqqqqqqgvtg6sl 

 exactly!