[IgorPartola]

And it is in their financial interest to block. They would rather not spend their bandwidth.

[ants_everywhere]

That I'm not so sure about. If they get too block-happy they'll lose customers.

But I don't think they care if they block firefox users, or people who delete cookies, or VPN users, or Tor users, or people who resist fingerprinting, or people who block ads, etc.