$500mm web site. 1/2 of a billion. for a website.
No, for a complex web of third-party integrations underlying byzantine business logic. With a web site as the end-user interface.
According to the first anonymous source of in this article, up to the 4th or 6th day before launch.
No matter how good CGI Federal is, if they were being forced to constantly rework stuff that should have been frozen months ago that'll bust the budget and overall decrease quality as other stuff doesn't get the time needed for polishing and testing as well.
http://www.nbcnews.com/video/nightly-news/53309356/#53309356
http://www.nbcnews.com/video/nightly-news/53309356/#53309356