Earlier quoted context omitted.
They currently don't hire any moderators. According to the article, they got 142 million in donations so far this fiscal year. Assuming they spent that entirely on hiring editors, had no other expenses (including no other fundraising expenses), had no server costs, etc they could hire 4500 people at min wage. According to https://stats.wikimedia.org/#/en.wikipedia.org/contributing/... there's been 39 thousand editors…
Right: because you shifted the argument to editors from moderators; what they need are not people to edit articles, but instead to do community management that reduces the toxicity of the current de facto bureaucracy that is designed to prevent arguments but instead seems to cause them.
The current bureaucracy is not designed to prevent arguments, its designed to make sure such arguments are productive. Whether it succedes is debatable. Its certainly not without issue.