I use Teams for work and to my knowledge it does not have persistant voice/video chats. You have to deliberately start a call and invite people. That's not the

I use Teams for work and to my knowledge it does not have persistant voice/video chats. You have to deliberately start a call and invite people. That's not the same and doesn't lend itself near as well to facilitating online hangouts. It makes sense for a business setting, but not so much in a more personal setting.