Wouldn't it be more unixy to run a caching DNS resolver such as nscd locally on the machine, instead of building it into every app? (I would accept an answer su

Wouldn't it be more unixy to run a caching DNS resolver such as nscd locally on the machine, instead of building it into every app? (I would accept an answer such as "there's no caching resolver out there that properly handles thundering herd situations".)