Earlier quoted context omitted.
I'm running it on my own server and performance is quite acceptable. Picking the right client is very important, though; Element isn't always the fastest, and I find Cinny's UX to be much better for general chat, which is clearly very much… inspired by Discord. On the other hand, Element is ahead in terms of features and protocol support (like the (live) location sharing feature), but Fluffychat has the superior mobi…
I'm not sure the problem was the client (element for Android). Asking around it seems people on the chatrooms kind of agreed the issue was matrix.org Regardless, if you believe the issue is the client, which would you recommend is the lightest/fastest client?
I don't know why Arathorn is further down the thread dismissing this problem.. it's a well-known problem in the community..
https://github.com/matrix-org/synapse/issues/1211 there's the seven year old bug