Related https://en.wikipedia.org/wiki/Planned_obsolescence I would argue that the current economic system does not plan for maximum longevity of products. Rather it can be more profitable for an manufacturer for planned obsolescence or simply make products which does not last that long. As long as they do not get caught that is.
To some degree you can get products with longer lifespans, if you look at commercial/industrial models. Sometimes you have to sacrifice fancy features though. I think the reason consumer products mostly suck is that manufacturers have been hiding inflation by cheapening construction. Occasionally it's for weight savings, but I think keeping prices lower is the main reason. People don't realize they're getting vastly…
Often times I see this as a bonus these days. My refrigerator does not need to be "smart" for example.