Sure it could be slightly more efficient but even 20 years old ones are pretty efficient, and I'd rather just slap an extra solar panel or two on the roof rather than replace whole fridge and junk the old one.
It looks like all of the major manufacturers have a "sealed system" warranty for five years:
A refrigerator’s sealed system typically refers to the compressor, evaporator, condenser, dryer, and connection tubing. Most companies cover both parts and labor for this system for five years. Miele and KitchenAid extend this sealed system warranty for an extra five years. Note that years six through 10 cover parts only.
The entire premise of TFA is essentially that you're wrong.
That amusing typo sounds absolutely disgusting.
boxes with different humidity levels.
shelves: slideout, adjustable height, rotating
humidity control/air circulation
lighting
door panel-only opening (saves energy)
utility of door-back shelf space
It's a lot more than "a box full of cold stuff".