> In reality, though, why are there so many fact-checking organizations? Shouldn't there be just one, holding all the truth?

Perhaps there's so much lying being spread on modern social media that one organization would be end up drowning in work:

> The amount of energy needed to refute bullshit is an order of magnitude bigger than that needed to produce it.[1][2]

* https://en.wikipedia.org/wiki/Brandolini%27s_law

* https://en.wikipedia.org/wiki/Sealioning