Of course, it would have reduced damaged, such as pointing out that unhashed or unsalted MD5 passwords in a database is... what we've stopped doing 20 years ago for good reasons? :)
But well, if you're a big hosting provider tailoring to white supremacist content, you usually don't need so much security, since apart from anonymous-adjacent antifascists pretty much everyone is licking your boots, including law enforcement. The biggest neonazi forums have been around for decades, and their biggest proponents are well hidden behind the walls of our police stations, banks and parliaments.
Love the reference to Woody Guthrie, too https://en.wikipedia.org/wiki/This_machine_kills_fascists