https://bugzilla.redhat.com/show_bug.cgi?id=1548798
--- Comment #2 from Elliott Sales de Andrade quantum.analyst@gmail.com --- Upstream provides .zip files, but I wonder if I should repackage as tar.xz; this would save about 105M. I did ask upstream about it [1], but haven't gotten a response yet.
[1] https://github.com/nvkelso/natural-earth-vector/issues/248