Teams has fundamentally changed the way we work. Great that it's being continuously developed. User expectations and requirements are certainly diverse, not an easy job to choose what to introduce and when.
I would wish that a few very basic things that have long been on the roadmap and in the user voice would be implemented. That would help us a lot in daily use.
Here are my top five we are eagerly waiting for:
https://www.microsoft.com/en-us/microsoft-365/Roadmap?filters=&searchterms=68696
https://www.microsoft.com/en-us/microsoft-365/roadmap?filters=&searchterms=81113
https://www.microsoft.com/en-us/microsoft-365/roadmap?filters=&searchterms=81391
https://microsoftteams.uservoice.com/forums/555103-public/suggestions/16939708-move-a-project-channel-from-one-team-to-another
https://microsoftteams.uservoice.com/forums/555103-public/suggestions/16940815-ability-to-archive-channels