Single high heel shoe sole left near Horseshoe Bridge. What are the odds?

I mentioned in a previous video that shoes are being placed in my path with inordinate frequency. This looks like it might be another example.
Related:
https://rumble.com/v5erk6d-the-mystery-of-the-discarded-shoes-of-fremantle-...-and-a-whole-lot-more-oc.html