They are not, managers only think it is saving them money. All the same current llms are a grift that have no plausible value statement outside of scam markets. Even then the price of their use is both massively subsidized and scales at best exponentially with performance. This cannot last forever.
it obviously won’t last forever, the same as fossil fuels or any resource on this planet. that doesn’t mean they won’t abuse it till the last possible moment.