And building gas turbines (or even designing them) are probably not jobs that pay salaries developers got accustomed to, especially in Sillicon Valley, over the last 10-20 years.
Jobs at GE in Schenectady may not be what those developers are looking for even if they were qualified.
No, but it's a fun line for any automotive or other old-industry workers to throw at programmers, as they were the ones promised re-training in industries they would have to start from the bottom in.