Yes, there should be instance caps, and they should be visible to users.
That way users can scale, choose, without much thinking.
This same techinque works everywhere, for example MMO games. You have availability visible and choose servers according to it.
This would fix scaling partially without much technical changes.
I can find it on beehaw.org But only if I enter only “avtech” in search.
If I search “[email protected]” it doesn’t find anything.
Seems finicky, rules keep changing …
To me this seems as very important issue to tackle…