Teams doesn't have to be good to succeed. It just has to exist. It's not even very important how good it is. Given it exists, IT will make everyone use it on Microsoft's behalf regardless of how bad it is. Or another way to look at it is that the real customers for Teams are IT departments. It makes their lives easier because they don't have to do anything and it meets all the compliance requirements they are suppose…
This is a bad answer. It's actually a non-answer. You can apply this to a lot of questions. Why does X ... Y (because X can get away with it). There are real resources behind Microsoft Teams and a lot of people want it to be good. They may not get much of a signal about how well their product is doing compared to competitors because lock-in effects, but I can guarantee you the product managers and executives at Micro…
> executives at Microsoft want the product to work well.
IMO, everyone wants the product to work well (except probably competitors).
So why doesn't it?
I'm aware this is not an answer either :-)