There are several websites calling for user engagement where the money source is not user data. It's about "creating a community" around your product. I can as

There are several websites calling for user engagement where the money source is not user data. It's about "creating a community" around your product. I can assure you, in publicity and marketing circles, when social media is mentioned it is precisely to attract consumers for your product. The type of interaction between HN and YC is not new. It's just hard to replicate. Companies are trying this since the dawn of the internet. Think about what is the forum on the World of Warcraft website. The social media craze is an attempt to apply this community feeling to other markets.