Remember WinFS? https://en.wikipedia.org/wiki/WinFS https://en.wikipedia.org/wiki/WinFS The idea was that the OS used a relational DB-like file system to stor

Remember WinFS? https://en.wikipedia.org/wiki/WinFS https://en.wikipedia.org/wiki/WinFS The idea was that the OS used a relational DB-like file system to store things and recognise them for what they are and deal with them differently instead of everything being streams of bytes, e.g. pictures aren't the same as Word documents. Didn't materialise but I remember at the time being dead excited by the concept.