Why a fully automated system for checking the availability of websites cannot exist?

The article discusses the challenges associated with fully automated web accessibility. The authors emphasize that despite advancements in technology, many areas still require human intervention. Automated tools can be beneficial, but they are not sufficient to ensure complete accessibility. Users with diverse needs often require adjustments that are beyond the scope of automation. Additionally, laws and regulations frequently lag behind technological innovations, resulting in non-compliance. It is suggested that designers and developers focus on creating more user-friendly, accessible solutions that consider various social groups.