Rather curious myself. https://en.wikipedia.org/wiki/Apache_Arrow https://en.wikipedia.org/wiki/Apache_Arrow was interesting, but I think many of us would bene

Rather curious myself. https://en.wikipedia.org/wiki/Apache_Arrow https://en.wikipedia.org/wiki/Apache_Arrow was interesting, but I think many of us would benefit from a broader, problem focused description of Arrow from someone in the know.