It's only the point-to-point transports that are encrypted, not the queries or responses, that is, the queries and responses are encrypted in transit but would

It's only the point-to-point transports that are encrypted, not the queries or responses, that is, the queries and responses are encrypted in transit but would still be cached in the clear for any other queries to benefit from on the resolvers. The caches will work the same as they do today.