Ooh, there’s been “a lot of advanced prototyping for B-21” …. according to high-ranking pol …

Others have said the technology is “very mature” yet unknown to the public.

Hint, hint … the UFO over rural Illinois in 2000? The Phoenix lights? The Belgium wave? The Hudson Valley? Etc, etc?

In other words, the basic platform has been around for a long time, perhaps?

http://www.bizjournals.com/washington/news/2017/06/23/virginia-congressman-pleased-with-the-progress-on.html

Skibitski also noted that Nothrop “had telegraphed for some time that a lot of advanced prototyping for B-21 had the potential to de-risk the project.”