There's a point where a product becomes too inconvenient to buy, and it stops selling. People don't buy with no mind. That's what doomers who believe in that npc nonsense think. People are lazy about research not actively suicidal in their apathy.

If you sell an organ that fails every time and needs to be replaced. That organ will not be bought. It's to expensive to keep getting it and someone will sell a cheaper one to undercut competition. Apple gets away with it cause their a status symbol. No one can show off their custom heart to wow the common folk. It works less well if it's not packed in properly