Tag hierarchy is an Evernote feature on selected platforms - the screenshot is from my Mac
>>How can apple script help me traverse through without having to search for the next tag?
I use a script to access tags
I prefer a drill down process instead of a tree
For example, my first tag window shows top level tags
Actually my first tag assignment for notes is note type
The note type drives further tags, for example Receipt notes are assigned tags for vendor and budget