Chad Whitacre announced his exit from tech this week. The longtime open-source advocate and former Sentry executive declared he would retire from the industry to focus on rebuilding offline community. His final day at Sentry comes tomorrow. He steps down from the Open Source Pledge Endowment board in August. The post appeared on Bluesky. It carried a simple, direct tone. Whitacre offered best wishes to those carrying the open-source torch forward. No fanfare. No grand theories. Just a clear break. The message spread quickly across the network he helped shape in subtle but meaningful ways. Whitacre’s departure lands at a telling moment for Bluesky. The platform now counts roughly 44.4 million registered users as of late May 2026, according to tracking site The Blue Social . Growth continues at about 0.21 users per second. That adds up to nearly 18,000 new accounts daily. Yet activity tells a more complicated story. Daily active users hover far below total registrations.…