In San Francisco, the heart of Silicon Valley, an AI startup called Artisan has spent an untold sum blitzing the city with an advertising campaign that dispenses with the need for humanity. Artisan’s tagline: “Stop Hiring Humans.” The company, which is backed by startup accelerator Y-Combinator, sells what it calls “AI Employees” or “Artisans.” What the company actually sells is software designed to assist with customer service and sales workflow. The company appears to have done an internal pow...