The "x" in golang.org/x/* does not mean "experimental". It also doesn't mean "extension". It by definition has no definition. We thought that was a good idea f

The "x" in golang.org/x/* does not mean "experimental". It also doesn't mean "extension". It by definition has no definition. We thought that was a good idea for a while, but we've recently decided we should figure out what the rules are for the x/* packages. That is https://github.com/golang/go/issues/17244 https://github.com/golang/go/issues/17244.