YES!!!!!!! The door to an underground storm shelter/panic room/secret hid out in the kitchen island! Best secret passage ever!! Definitely a dream home feature! (would also be good if someone broke into your house and you had to hide somewhere) Zombie apocalypse.
Step debris will drift into shelf corner. Making the step at the exact same placement will have everything on the self level in every crevasse of the books! Just as floor debris gets blown under doors without the reducer strip under door.