Matrix.org is one of my big concerns with Matrix, as it oversees most big groupchats. If you selfhost your server, chances are it is still observing some of your conversations due to just how big and prevalent it is.
I saw something like this happen (major social media gor blocked). Can confirm that those sketchy free VPNs are now on seemingly every phone and it is worrying as hell :/ At least some people use charity censorship evasion projects instead.
Telegram reports spike in sharing user data with law enforcement | TechCrunch (techcrunch.com)
Spike is seen after arrest of telegram CEO Pavel Durov in France in august
Almost the entire US South is now being blocked by Pornhub (arstechnica.com)