No. The takeaway is basically that there is no reason for Windows to use a relational database for storing information about files when a hierarchal database do

No. The takeaway is basically that there is no reason for Windows to use a relational database for storing information about files when a hierarchal database does it better for the vast majority of use cases its users encounter. It is, perhaps, possible another product with a different set of users with different needs could still find value in a relational filesystem, but Microsoft was unable to find that fit.