Not personally but my parents live in Manhattan…
No doubt it will roll out in the UK at some point but it usually depends on the record companies, they tend to move at glacial speeds.
Hangouts is a mess, no option to filter your contacts so I have the 1000+ people in my circles mixed in with my regular contacts. Also multiple copies of some contacts with no indication as to why. No indication if someone is online.
If ever a Google product needed the ‘beta’ suffix Hangouts is it!