Seems maybe dated. For example, it excludes both of these from wget in the diagram > HTTP PUT wget --method=PUT --body-data=<STRING> > proxies ... HTTPS wg

Seems maybe dated. For example, it excludes both of these from wget in the diagram > HTTP PUT wget --method=PUT --body-data=<STRING> > proxies ... HTTPS wget --use-proxy=on --https_proxy=https://example.com https://example.com Curl consistently has more options and flexibility, but there's several things on the right side of the venn diagram where wget does have some capability.