The impassable barrier
By the looks of this airplane cabin, it doesn’t appear that there are many people on the plane. That’s great news for the people on board. You can lift the armrests and put your feet up without worrying about your feet’s nose-wrinkling odors. However, just because there aren’t many people on the plane doesn’t mean you can’t inconvenience others.
This person went overboard by actually allowing their legs to dangle off the side of the aisle seat. It’s only a matter of time before a flight attendant “accidentally” crashes the refreshment cart into them. If only the OP took footage of it happening…