Not even for streaming. But for general "safety while on the Internet" when the devices (Mac, iPhone) are mostly on public or not-so-secure WiFi (at the residence or on the go). Plan is to keep it always ON or almost always ON.
Not necessarily for the UK.
(Other than Mullvad)
It took me all of 10 minutes to set up.
Otherwise it sounds like you’re saying everybody already knows which one is good and which one is bad -- but if everybody knew, you wouldn’t need to say anything, right?