Sold FeedBurner to Google; joined Twitter as COO then CEO, scaling it through hypergrowth and IPO. Known for operational discipline, improv comedy background, and management philosophy emphasizing velocity, direct feedback, and bias to action.
no scored calls yet — needs a stated position or a categorical verdict, with a matured window vs SPY
Costolo believes the Collison brothers combine broad intellectual range with forthright communication, making them exceptional leaders for Stripe's long-term trajectory.
Costolo views Hastings' direct communication style and self-awareness as key differentiators for Netflix's execution culture.