When discussing BlueSky, it's not entirely correct to say that "everyone is on the same server".
I used to think the same way.
However, I've been informed over time, by very knowledgeable people that it's more complicated than that.
If you're knowledgeable about Fediverse and how the protocol works and are interested in a comparison, I posted a detailed explanation of my understanding of how BlueSky works and what I believe are it's shortcomings here:
https://social.beaware.live/@BeAware/113101470288348371
#BlueSky #SocialMedia #Fediverse