This exists and is available for paid users. My company started experimenting with it recently and it can be fairly helpful for long threads: https://support.microsoft.com/en-us/office/summarize-an-emai....

They will sooner do that than fix Teams....

The teams discussion was 3 days ago https://news.ycombinator.com/item?id=40786640

I am happy with my comments there, including "MS could devote resources to making MS Teams more useful, but they don't have to, so they don't."

It’s an additional $20-30/user/mo license, and has already existed in production for several months.