I think you're conflating R&D press releases (which are often vapour) with announcements of actual production, which are few and far between, and almost always pan out.
Second, those 1000x faster and 1000x cheaper. I've been around a few decades, and we DO have 1000x faster and 1000x cheaper stuff now.
CPUs are 1000x the speed of 1980 CPUs.
1GB of RAM would cost you a house back in 1990.
A 1TB disk would cost you half a skyscrapper plus take 2-3 houses to house back in the day.
Not only do we have stuff 1000x faster/cheaper than before, but 3D XPoint is backed by intel and micron, both have colluded for decades on how to develop faster, cheaper, durable storage.
Second, those 1000x faster and 1000x cheaper. I've been around a few decades, and we DO have 1000x faster and 1000x cheaper stuff now.
CPUs are 1000x the speed of 1980 CPUs.
1GB of RAM would cost you a house back in 1990.
A 1TB disk would cost you half a skyscrapper plus take 2-3 houses to house back in the day.