From this, it looks like ACMA haven’t actually looked into circumvention techniques for bypassing ISP-level filtering. They ignore VPNs and HTTP/SOCKS proxies (which are ineffective against PC-level filters) not to mention SSH tunnels or tor (also ineffective against PC-level filters) nor any other kind of tunneling protocol…
So, people with servers in the US, you stand to gain a great deal of money if you were to maybe sell access to a VPN or proxy (web, SOCKS or HTTP) that you have set up on your server…
After all, the Streisand effect will definitely take much greater hold after the sites on the blacklist are actually blocked