Feet allow for all kinds of transport to areas not accessible by any other means. At least once a year, I do polish my shoes, the ones I've been wearing a lot. I think it's important to keep my shoes in good repair. They are comfortable, and dependable; they deserve some TLC.
The polish in this apple basket is years and years old; it never seems to diminish in amount or lose it's ability to do the job. Mysterious.