0) Have an empty desktop with one window open and out of the way of where the switcher window will appear
1) Alt-tab
2) Move mouse to the very bottom of where the switcher window was (alt-tab again to check)
3) Click in that area and drag
4) You should see the nautilus selection rect
Test case:
0) Have an empty desktop with one window open and out of the way of where the switcher window will appear
1) Alt-tab
2) Move mouse to the very bottom of where the switcher window was (alt-tab again to check)
3) Click in that area and drag
4) You should see the nautilus selection rect