From the conclusion, it is to put a star on projects at GitHub. I'm very happy someone putting a star on my project. So if you already put a star on any projects, it encourage the open source community. But have you put a star on projects developed as oss used in your project? All of them? This talk proposes a solution that activates open source community by putting a star on projects which you depend.
Lightning Talk at RedDotRubyConf 2017 #rdrc2017