-When you watch a Presidential Debate or NBA final, how often are you checking live reactions on Twitter or internet message boards? Bullet commentary embeds that community directly into the product, letting you tap into the hive mind and find camaraderie through your screen.

As I’ve noted before, as the public Web and social media become too crowded, the entertainers and creators who can grow an audience are building their careers in public, but the rest of us are collecting in smaller, more private spaces like group chats and personal servers.