The commoditization of services is rapidly reshaping industries, much like the invention of the light bulb transformed access to light. Traditionally, services like legal and financial advice were high-margin due to their complexity and the human expertise required. With the rise of AI agents, these services are becoming cheaper and more accessible. Instead of paying large sums for specialized knowledge, businesses and consumers will soon rely on AI to perform tasks at a fraction of the cost, potentially reducing high-margin service industries to mere utilities. As AI technology progresses, the value of services built on existing models will plummet. The article highlights the current boom in infrastructure, especially GPUs and data centers, but warns that as AI becomes mainstream, the costs of service delivery will collapse. Traditional valuation models that assume high margins for these businesses will become obsolete. Industries that once thrived on human expertise will look more like utilities, where the focus shifts from high growth to essential services that offer little premium. The implications for consumers are significant. A future with personalized AI services could revolutionize healthcare and legal compliance, making these processes proactive rather than reactive. For instance, an AI could manage your healthcare by continuously monitoring data from wearables, alerting you to health issues before they escalate. This would free human professionals to focus on more complex, hands-on tasks. The emergence of companies that create "Knowledge Appliances" is on the horizon, akin to how GE and Bosch adapted to cheap electricity. These companies will not just provide raw AI services but will develop comprehensive solutions that integrate seamlessly into users' lives. The shift from billable hours and traditional pricing models to accessible, utility-like services will redefine how we interact with knowledge work, making it as effortless as flipping a switch.