Has anyone provided language translation of multiline text field?   Here is a pretty simple hack using google api.   While it does return a "valid JSON" block, the block is a set of item arrays..  Here is some samples for you to play with. 

And the button logic that calls the translate .. (it could be a formula if you like) .., 

Notice how it iterates through the json array of.. (note.. this is a chop from a different query..)