Perhaps it's an aberration but the job I have now came to me through Linkedin and resulted in a 20% pay jump. I have been contacted by recruiters several times via Linkedin for potential jobs but currently have no interest in leaving. Granted, I am a data point of one, but success there may have more to do with skill sets and specific keywords that recruiters are looking for.

Except metadata for postal addresses are already available...NTY article on Postal Metadata collection

Which majority kept the DMCA after it was possible...

It's not about the who but the why.