Earlier quoted context omitted.
What they're describing is that TVs had consumable items in the circuitry. It isn't possible to have had a TV without tubes. Tubes were basically really fancy lightbulbs and had a finite life. No amount of quality could make consumables not necessary. TVs needed maintenance and manual back then. They sucked. It's like saying that buying a higher quality car means you don't need to buy tires. The broader point is that…
I wasn't saying things were better then than now. I was saying exactly what you're saying - cheap shit and expensive stuff was available, see furniture, see furniture, see furniture. Except no, it's like that anymore. It's literally impossible - and I mean literally literally - to find any mass-produced brand (as in not needing to be custom made) of furniture that consistently, across all its products, will last more…
Expect a lower end sofa from these companies to be $3,000 on sale, and a really nice one to be $10k+. Quality furniture is typically made to order since people paying that much are going to want to choose a finish and fabrics. I don't know if that means custom made by your definition, but that is how furniture has always been sold.
There are still plenty of brands in almost any product category that maintain consistent quality. They are not household names in many cases, but they certainly exist.