Post-hoc: I'd say that it's easier to communicate between 3 people than between 100. And, so, it's more likely that 3 people will be able to maintain a system w

Post-hoc: I'd say that it's easier to communicate between 3 people than between 100. And, so, it's more likely that 3 people will be able to maintain a system where they each have a pretty clear understanding of the whole thing. I would not have predicted D would be better than Rust in any measure if those are the number of maintainers. I'd guess that the larger team must be able to do more. "Faster alone, further together".