read the Modern View section of the wiki page. tldr is it's massively over stated and the actual impact was completely negligible. Not quite the same as the 2 trillion dollars global crypto market today. Any comparison of the two is just not done in good faith.
That's more true when taken in isolation, but I read about it as part of "Extraordinary Popular Delusions and the Madness of Crowds" by Charles MacKay as illustrative of crowd manias, mob mentalities, town scares and herd stampedes, not necessarily as great financial disasters in history. There are plenty of those that didn't involve the madness of crowds.
He states in the article that he currently does not own any cryptocurrencies.
And you really believe that? He’s building a company on top of it.
Ah, the "I don't own any cryptocurrency (but I own a company that owns a lot of it)"
My new company has nothing to do with cryptocurrency.
So is Moxie, does that mean that we should blindly disregard everything he thinks about crypto too?
Yes, when there’s absolutely crazy speculation over something with absolutely zero utility, a bunch of charlatans preaching for the web to run on it, and its adherents getting richer doing nothing but talking about it, absolutely yes.