Price's Law says that the square root of the total number of items or participants contributes to at least half of the results[0].

I've found this to be true in almost everything in life, including work and business.

[0] https://en.wikipedia.org/wiki/Price%27s_law

Thanks for posting that, I'd never heard of it. I thought of n(n-1)/2 and coordination issues initially but nah.