The team has not made a decision on whether to move forward with this feature. We will update when we have new status to share.
An error occurred while saving the commentKevin Greene commented
And, not for nothing, but on the Microsoft Streams website, Microsoft claims there is integration of Streams into Teams, but that's just not so.
"Easily upload, view, and share videos right inside the collaboration apps your organization uses most, like Microsoft Teams, SharePoint, and Yammer—all using single sign-on."
No, it does not appear you cannot "view" Stream videos inside the collaboration app Teams.