As we announced at Microsoft Ignite 2019 this morning, we are excited to confirm that Multi-window capabilities are coming to Microsoft Teams, and will start rolling out to the public ring early next year!
Alex & the Teams team
This feature request is working its way through the backlog queue. No new details are available yet.
-WarrenYana Berkovich commented
Adding the lists as a tab just like a doclib and being able to view the items and rate them will add the ability for a decision making based on votes in the team.