They aren’t rare, they aren’t worth what you pay for them, they don’t appreciate in value and are a terrible investment. My tub of Folgers is worth $703.00 if I were to sell it at the same price as Starbucks. People don’t want to buy cheap stuff. They want to buy “expensive” stuff at a discount so they feel like they’re getting a bargain. Not to mention that a huge part of scientific research, breakthroughs, and discoveries are often subsidized by the tax payer.