hlfw: plumb

--- a/README.md

+++ b/README.md

@@ -17,6 +17,11 @@

```

+In practice, setting a rule for most common mimetypes will serve you well. For example, my last implementation of plumber used a relatively small amount of mimes, after a few years' worth of plumbing in this manner.

+See https://github.com/halfwit/Plumber/tree/master/cfg/plumber

+## About application/octet-stream mimetype

 If the remote mimetype is `application/octet-stream`, which is a fallback when it cannot infer the mimetype this client will attempt to find a content-type field in any remote URL, finally setting the type to `text`.

 Reference for mimetype: https://mimesniff.spec.whatwg.org/

+Reasonably robust list of mimetypes: https://www.freeformatter.com/mime-types-list.html