With a metadata based file system, the metadata must describe the content in a variety of ways for content to be searchable. Problem is until computers can unde

With a metadata based file system, the metadata must describe the content in a variety of ways for content to be searchable. Problem is until computers can understand what a certain document is automatically, it's up to users to manually categorize or tag each one, which is hugely time consuming. Better approaches than the hierarchal file system has been researched for decades, so far with no clear breakthroughs in sight.