

Kelsey Piper has an up-to-date RationalWiki page including how she connected with SBF (she was on the board of an Effective Altruism club with Caroline Ellison at Stanford)
There was a creepy time when all the ex-Scienceblogs / Atheism Plus / Skeptic circle of bloggers posted an angry post about the enemy of the day. That was not at all what I understood as skepticism or free thinking, but they had already discovered that original, independent, research-based posts are hard and repeating the party line about what someone said on the Internet is easy. So is beefing with a friend who had the wrong take about what someone said on the Internet.
I must have confused my memories of the really nasty era around 2010-2012 with my occasional checks on FreeThoughtBlogs afterwards. I have not really thought about that world in the COVID era.
Pinkerite is interested in what RationalWiki calls the ThielSphere. I think its likely that the two Scotts or some of the Jane Street people have connections to Thiel which they don’t talk about on the Internet.
Reason (American Libertarians) and Vox often introduce LW and EA people into US mainstream media.