This happens despite the very best people with the very best intentions. Talk to early Twitter co-founders and they will tell you the org that things became was not the org that they envisioned.
A future adversary indeed. So we should plan for it today.
Before we continue further, I have done about every job imaginable in a FOSS project/organization. Fundraising, by far, is the worst, and the most stressful.
It's incredibly hard to raise anything to do anything. I think that's worth acknowledging.