Rhythmbox Plugin To Browse Your Music By Folders
Solution 1:
I too was looking for this feature. It can be done as follows:
I wanted to play songs based on folder, which is not possible using default.
Using Edit - Preferences, add the Location field. Then sort by this field by clicking the header of the column.
This image shows how to play songs by folder.
Solution 2:
All that can be done at this point is to press Ctrl+O, but this only allows a user to select a music folder. For now, Rhythmbox lacks that feature. However, Clementine is a music manager that allows the feature that you seek.