My bet is that these envisioned savings are unlikely to materialize in favor of expectations of increased programmer output.
“Despite 23 years of “agile practices,” customer collaboration has always been shortchanged. Without engaging with customers and users, Agile quickly collapses to a set of rituals. Will freeing programmers from syntax actually yield more time to collaborate with customers and respond to change?”
https://www.oreilly.com/radar/fearing-the-wrong-thing/