Most people using open source software trust it as implicitly as they would have to trust closed source software, they have to, because reviewing and comprehending all of the code running on any typical machine is impossible. Most people simply use open source and don't care about (or aren't capable of) dealing with the code, and of the ones that do, there is no guarantee that they're going to be competent.
Given enough headcount all problems are solved in line with the time plan is the enterprise version of the law. With enough engineers, you can just treat them as replaceable units, just numbers in an Excel sheet. Move them around as needed to meet staffing requirements, or resource allocation requests as they are often called.
(No, I'm not cynic at all.)