The amount of material required may drop, but the amount of material actually used definitely increases. This argument is a bit disingenuous because it implies

The amount of material required may drop, but the amount of material actually used definitely increases. This argument is a bit disingenuous because it implies that our resource usage has reduced when in reality the opposite is quite true. Unfettered capitalism optimizes to create the most wealth, not necessarily the highest efficiency. It's much easier to grow wealth by tapping new resources, which is why there are constantly hundreds of billions of dollars at work doing so.