• phx@lemmy.ca
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    9 days ago

    I’m thinking that #7 might be useful in certain policing or security positions, depending on the definition of empty (there’s always dust and air).

    Got a bunch of containers that need to be inspected? You can cross the ones you can see through off the list.

    Also useful for winning the cup-and-ball game

    • dev_null@lemmy.ml
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      9 days ago

      It allows you to remotely see anywhere in the world where a transparent container (like a glass) is.