Social

Strong real-time product for communities, but your social graph and server history are deeply embedded—switching means rebuilding social capital elsewhere.

The default résumé graph for many industries, increasingly monetized via feed ads, recruiter tools, and upsells—users are the inventory.

API paywalls, algorithmic feeds, verification products, and ad load shift surplus toward the operator and advertisers—classic extraction on a still-central public square.

Mature platform shifting value toward advertisers, mods as unpaid labor, and product changes that prioritize engagement over quality.

Federated microblogging with no single owner; rough edges, but user surplus and exit to other instances is real.