>>>Curious to know how non-Brits taking this would rank :-}
>>>
>>>http://www.bbc.co.uk/news/magazine-22000973
>>
>>Established middle class
>
>Same here... but given the questions, I somehow don't feel I'd be comfortable with that status. Why is it important at all what occupations are the people I know?

Well the question was 'Who do you socialise with' rather than 'know'. Subtle distinction.

Do they still have some kind of caste system? :)

Of course :-}