Okay, no one at all familiar with the industry should be surprised by a software delay. With 8 million lines of code, it would have been a surprise (to the point of shock) if they had been able to MEET the schedule. What is surprising to me about the article at the link below is the level of detail provided on the current set of issues.
http://www.bloomberg.com/news/2015-01-16/f-35-debut-hobbled-by-flawed-software-pentagon-tester-finds.html
