It's also why they don't like democracy. And democracy is flawed too.
But, if we can start from "everyone can edit" and "everyone should have a say" we at least have a slim chance of hearing all voices. We at least have a chance at arriving at a self-aware stance that recognizes its own shortcomings and tries to be better.
God will not come down from heaven and write a perfect encyclopedia for us. Short of that, (if you care to think such a thing is possible) this is the best we will get.