It is fanciful. The feature is a pragmatic one, and what's more I don't think it will have the negative impact you imagine. Look at the C/C++ ecosystem which h

It is fanciful. The feature is a pragmatic one, and what's more I don't think it will have the negative impact you imagine. Look at the C/C++ ecosystem which has many commercial libraries, as well as open source ones. Boost is an excellent, source-code included library. No harm is helping commercial vendors of libraries making their, say, C++ quantitive finance library available to Go devs too.