So what could he / YC do? And what can they do right now? The main thing that comes to mind is to do some marketing outreach to diverse pools of potential tech

So what could he / YC do? And what can they do right now? The main thing that comes to mind is to do some marketing outreach to diverse pools of potential techie founders (Ada Initiative, PyLadies, etc). Beyond activities like this, can pg or YC be held responsible for the preceding stages of the pipeline?