They get a product which is worse, but in very non-obvious ways, and has some sort of negative environmental impact that is hard to identify until years later.
The biggest problem with modern capitalism is that you don't know if something is "good" before you buy it. The information asymmetry / obfuscation ensures that.
Information asymmetry and lack of regulation allow bad businesses to stay in business. I’m sure you can recall quite a few if you sit down for a minute.
Also poverty (lack of options). Think of how the 70% of the population who barely gets by would read your comment on being cheap.