[jessriedel]

How is your comment relevant to the OP topic? As mentioned by chrispauley and jdsully elsewhere in this thread, this "charge" is not Boeing charging NASA, but rather Boeing reserving some of its own money to cover a possible future expense.

https://news.ycombinator.com/item?id=22195084

[rory096]

The difference is that the projects mentioned by grandparent are under cost-plus contracts, while the Commercial Crew Program is under a fixed-price contract.