If they are smart, they will not announce another date. Get the thing done, then plan. As Rich said, there will be testing and correcting, maybe for weeks after she's done.
As far as the government money, slow is better than none at all.
And, as Rich said, and as I know, that engine is in good hands. When it's done, and tested and corrected, she should run for quite a time with few problems.
Ed
