I'm surprised they hadn't done that earlier. While I don't how they can prove that the traffic primarily through those VPNs were infringing on copyrighted mate

I'm surprised they hadn't done that earlier. While I don't how they can prove that the traffic primarily through those VPNs were infringing on copyrighted material, it is easier to prove that traffic through a VPN is attacking Paypal accounts for user or transaction fraud.