Anecdotally, I’ve heard of a few from people writing in to me saying “thanks for the map, I met awesome person X on it which let to fruitful thing Y”. But I’ve only had a few emails to that effect, so I have no idea how common it is! I expect people are indeed shier than they need to be, effective altruists tend to really like talking to other like-minded people. :)
Anecdotally, I’ve heard of a few from people writing in to me saying “thanks for the map, I met awesome person X on it which let to fruitful thing Y”. But I’ve only had a few emails to that effect, so I have no idea how common it is! I expect people are indeed shier than they need to be, effective altruists tend to really like talking to other like-minded people. :)