How to Run a Fellowship Program Into the Ground (and get 18M impressions in the process)

If you spent any time on tech LinkedIn in the spring of 2026, you probably saw them. They were everywhere. A highly coordinated swarm of 20-something engineers posting about a little-known Waterloo AI startup called Polarity . By the time the fellowship wrapped, Polarity had generated over 18 million organic impressions across LinkedIn, X, and Instagram, flooded their pipeline with demo calls from…