Sometime in the mid-90s, the fold-down rear seat became a standard option on sedans. But there's been a problem with ever since. Car manufacturers have insisted on making the pass-through hole tiny — not even the full width of the trunk.
At last, someone has built a sedan where the fold-down rear seat pass-through isn't merely an unusable afterthought. Watch this guy stuff a 47-inch flatscreen TV into a 2013 Ford Fusion and remember all of the struggles you've had trying to get things through that tiny hole in your own sedan's back seat.