They are the people who have the design sense of someone like Rob Pike but lack his coding skill. These people are now 100x more capable than they were previously.
No they’re not.
Citation needed. For both the existence of said people (how do you develop said design sense without a ton of coding experience?) and that they are 100x more productive.
This is how you get managers saying
"we have taken latest AI subscription. We expect you to be able to increase productivity and complete 5/10/100 stories per sprint from now on instead of one per sprint that we planned previously".