William Levine, an orthopedic surgeon with a specialty in shoulder arthroplasty, shares his insights from the 42nd Annual San Diego Shoulder Course. The discussion dives into the rich history of shoulder arthroplasty, including breakthrough innovations from the 1800s to modern-day advancements. Levine emphasizes the evolution of prosthetic designs, with a spotlight on the delta-3 prosthesis, and discusses the significance of custom tools and virtual surgery in preoperative planning. He also evaluates the cost-effectiveness of robotic assistance in improving surgical outcomes.