Why don't you message him and ask? He's not going to come in to this thread and answer you. And that's the nice thing, you just make an account on another instance that you agree with on everything.
Broke a helmet and concussed myself as a teenager because my quick release on the front wheel was loose, and well you can guess what happened. Learned a valuable lesson that day to always, always check that the quick release is tight
This is how I understand it: a current limitation (feature?) Is that you can only search from your instance to other communities if someone from your instance has interacted with it. But if you use https://browse.feddit.de/ you can search across all instances. Then subscribe to it, or search the whole url in your own instances search. Once an instance interacts with another, now other people from your instance can search for it by simple name.
Where are the thumbs up buttons?