The article discusses the business of food delivery, specifically the practice of DoorDash and other platforms scraping restaurant websites and offering delivery without the restaurant's consent. This can lead to problems such as cold food and incorrect prices. The author and a friend discovered that they could exploit this system by ordering pizzas through DoorDash at a lower price than the restaurant's listed price, with DoorDash paying the difference. This arbitrage opportunity highlights the inefficiencies and flaws in the food delivery platform business model.