US ambassador critical of Conroy's internet filters

Follow up article to Ambassador Bleich's appearance on Q&A last night, where he said the "internet has to be free" and that there were other means of combating nasty content such as child pornography. "We have been able to accomplish the goals that Australia has described, which is to capture and prosecute child pornographers ... without having to use internet filters" Surely a strong American stance against the MISP means no MISP...?