The article discusses the concept of 'Patio11's Law', which states that the software economy is bigger than people think. It highlights the existence of many small, successful software companies that operate quietly in the background, often unnoticed by the mainstream tech media. These companies can be highly profitable, with some generating millions of dollars in revenue each year. The article cites examples of such companies, including ConvertKit, which has $20 million in annual recurring revenue and only 48 employees.