Append(j1):Insert(j2) Viewable(j1):Viewable(j2)
- foobar_j2 should be directly to the left of artist
- foobar_j1 should be on the far right
- both foobar_j1 and foobar_j2 should be in the column picker for this page
- both foobar_j1 and foobar_j2 should be in the column picker for the main library