Left Pane, Expand from Selected or Expand the Selection
With 40,000 files, it takes way too long to Expand All; most of the time it will miss or not open/expand some directories within the full list
I need a way to chunk up the work and do it more speedily
the work: bulk editing fields or more predominantly delete Frames (i.e. Traktor4)
Imported from SourceForge, author: branchh