2 links have been added on this idea.
  1. Irrelevant but interesting… https://www.quora.com/You-are-given-one-hour-to-hide-a-USB-stick-It-has-to-be-hidden-inside-your-house-and-cannot-be-placed-in-a-room-designed-for-storage-After-one-hour-10-detectives-are-given-3-hours-to-search-for-the-USB-stick-Where