I tried an experiment a while back to handle this using custom units for the "Range" HTTP Header. The biggest drawback is that the expectation is still that da

I tried an experiment a while back to handle this using custom units for the "Range" HTTP Header. The biggest drawback is that the expectation is still that data would be valid concatenated, so (for example) multiple results would be expressed as multiple JSON values concatenated together, rather than entries in a single array.