Friends can still stream for free, as long as the server is paying for plex pass. That was my main concern, too, but they make a point of stating it directly in the release.

Great! That means we can harvest 20% more customer data with only 7% more slowdown!
-some MS exec, probably.

Yup, that’s what we do as well. 30tb of music, TV, and movies. All available to me and my friends wherever we are.