[quote=Soul]
Well, saying that all Purebloods are old-fashioned and 'secluded' from muggles seems a bit stereotypical. I wouldn't say that all pureblood families are like that.
[/quote]

But most are, I think the closest pure-bloods to technology in the books were the Weasley family and they were comically clueless about muggles. So, given the time, it might have changed but I doubt it would be too much. Change is gradual...