Anchor positioning simplifies the process of placing elements on a webpage relative to other elements, allowing for responsive design using only CSS. By establishing a connection between an anchor (e.g., an avatar) and a target (e.g., a menu), developers can easily control the menu's position with properties like position-area and anchor(). This method enhances flexibility, especially for mobile views where space is limited.

The article discusses the evolution of CSS units, highlighting the introduction of the 'dvh' unit among a total of 42 different units used today compared to the original 9. It reflects on the changes in web development practices and tools, including the historical shifts in user interface APIs for Windows, the rise of WYSIWYG editors, and the challenges faced by content creators in navigating new algorithms and competition.