The main BlueSky services are still by far the most popular, which is why we see centralization on the network.
The left of the 90s would have never stood for that. They were the die hards for free speech then. Something shifted.
Don't fool yourself, conspiracy theories are usually marginalized in US culture, the left didn't welcome conspiracy theories back then either.
Also, now that political correctness and censorship mostly coming from the right again (with the Moral Majority going after music then, and video games/porn now), we now see the civil libertarian elements of the left standing up to fight censorship once again.
Steam has added a new rule disallowing games that violate the rules and standards set forth by payment processors and card networks, or internet network providers.
This is possibly related to PayPal because people in certain regions have not been able to use it to pay on Steam for the past five days.
At the same time, many incest themed games were removed from the store.
https://www.snopes.com/fact-check/san-francisco-sign-stolen-...
You're right in that SF does way too much to accommodate robber barons, tech moguls, heavily-subsidized Silicon Valley industries, and housing speculators.
The housing crisis extends across the bay area and SF is noticeably shittier then most places int he bay area. So it's likely not the housing crisis that is the reason why SF is particularly bad.
This happened to me with julialang.social which just stopped running after the guy hired to host it was poached by Google and he lost all interest in the Julia language community. Lost everything. Not going to look back at activitypub as ATProto is the future for me.