I don’t get it. What are the worst things about Teams in your experience? It always worked reliably for me when I was on a team.
Splitting chats with people and chats with teams into separate UIs just makes it hard to keep on top of things.
Image uploads and embeds work very inconsistently and often break for no apparent reason.
I'll give you the image uploads/embeds - it really can be pot luck if it works or not