Reddit initially catered to a young, libertarian, white male internet crowd, clinging to a “free speech at all costs” ethos, until the hate speech and harassment became too extreme, and too alienating, to ignore.

Idiots.

In the end, Reddit became just another neoliberal venture, seemingly willing to cash in regardless of any concerns of social harm it might inadvertently cause.

Yep. Capitalism.

Reddit’s foundational problem is that it grew out of a narrow demographic with socially negative and often exclusionary values.

What a polite phrasing

Structural flaws, cultural toxicity and algorithmic design have turned what could have been an ideal forum

I don't think a privately owned for profit platform could ever be ideal