Put yourself in the position of a richly-compensated engineer.
Your boss: "We need to launch this, or our division is shut down."
Your web search: Famous AI failure
You would like to stay richly compensated. What do you do?
This is one scenario, and waaay oversimplified, but the way you get richly-compensated is by doing what's required to be richly-compensated. That usually has more to do with corporate politics than long-term corporate outcomes.