From what I've seen, you can search for individual comments/posts related to a topic (advanced search), send private messages, you can see what's trending and there are more options for moderators to manage and create communities.
But Jerboa is already good and I prefer the interface over the web app, especially on mobile. The only issue bothering me is table format is broken.
It depends on the soc (mainly high-end snapdragons are compatible due to the help of custom GPU drivers), box64 is the most efficient, but currently none of the methods are straightforward and user-friendly.
Since it's based on Fex-Emu, we should see a better game compatibility but we don't know yet if it will perform better than box64 on Android. I think the end goal of Fex-Emu is to be as good as Rosetta 2 (which is roughly 70-80% native performance).