Even Wikipedia is a problem though. There are so many pages now that self-reference is almost impossible to detect. Meaning, the citation of a statement made on Wikipedia that uses an outside article for reference, which is an article that was originally written using that very Wikipedia article as its own citation.
It's all about trust. Trust the expert, or the crowd, or the machine.
False equivalence. "Nothing is perfectly unreliable, therefore everything is (broadly) unreliable, therefore everything is equally unreliable." No, some sources are substantially more reliable than others.
But of those 126,301 people who have edited in the last 30 days, some of them have edited more than one article. In fact, some have made up to millions of edits (lifetime), which disproportionately increases the total. At least 5000 people have edited more than 24,000 times.