You are right. And I am mostly a "T" guy so I guess the answer was mostly about the transform. For extracting the data, go is probably a very good choice. But

You are right. And I am mostly a "T" guy so I guess the answer was mostly about the transform. For extracting the data, go is probably a very good choice. But for transforming, pretty often not, although your use case may be suitable. In the end, the question was very open ended.