If you are, or have ever been, a sysadmin, grab a bag of popcorn and cruise through this one. Thrills and chills! https://thomasp.vivaldi.net/2023/07/28/what-happened-to-vivaldi-social/
What happened to Vivaldi Social? | Thomas Pike’s other blog

A deep dive into the events of Saturday 8 July 2023, when user accounts started disappearing from the Vivaldi Social Mastodon instance.

Thomas Pike’s other blog

@timbray As much as I like the writeup, it again illustrates one issue I keep having with Devs as a Sysadmin: they rarely plan for scaling.

Running read queries against read-only replication targets that might have a delay is one of the best ways to increase performance, response times, and uptime, so it should be supported in some way.