Because you missed in the same episode during that part where David Cameron said that Leo’s character dying was what had to happen. That was the story. It is a pointless gotcha, based on the movie not spending the time to determine the exact amount of buoyancy of a ship wreck.
Florida has a different orb weaver that is native. These are smaller but much more prolific. Northish Georgia for me and we have to clear them out of place we walk like our vegetable garden or front door at least once a week.