Liar’s club was only cool because you found out the answer at the end. This is just annoying. OK, but I love it.
Very unlikely a heating element, but not because it is a short circuit. That’s what heating elements are – a short circuit. The piece of metal between the two posts, though, would not be there if the rest of the heating element was to have current running through it. Those don’t look like electric connectors and the springy thingies would be welded to the frame all around, not allowed to move
Some kind of oven rack is also a decent theory, but why not just weld it solid, then
The designer designed spring and flex into the item. I can’t come up with anything other than a part of a chair.