> I believe that curl does not have client side caching See: https://news.ycombinator.com/item?id=37528558 https://news.ycombinator.com/item?id=37528558 by l

> I believe that curl does not have client side caching See: https://news.ycombinator.com/item?id=37528558 https://news.ycombinator.com/item?id=37528558 by llimllib Specifically: curl -o /tmp/euro.zip -z /tmp/euro.zip Option o is output, option z says "Request a file that has been modified later than the given time and date, or one that has been modified before that time." And: https://news.ycombinator.com/item?id=37529690 https://news.ycombinator.com/item?id=37529690 by sltkr: "the server doesn't support that header, but since the response does include a Last-Modified header, curl helpfully aborts the transfer if the Last-Modified date is the same as the mtime of the previously downloaded file."