Wages have gone up and consumer goods have gone down in price and build quality. It's not feasible to have a repair business any more. Growing up, there were still loads of repair businesses around. You could fix anything. If build quality and price go up, you can revert to an economy where you would fix your broken appliance once or twice before you replacing it. But what's the incentive for the manufacturers?
Advertising, including Google, will feel the effect of a slower purchasing cycle. Fewer designers (in all industries) to design a lower volume of products. Less money to promote fewer items being sold. On the flipside, larger per-item transaction values. To add, It doesn't seem like we could go on indefinitely with ephemeral product cycles consuming increasing amounts of natural resources considering the increasing p…
The shrinking of the number of models and manufactures relative to the size of the market is already to blame for this. Maybe there would be more designers because now when you put out a product it needs to work for a long time, not until you can just tweak next years model?