Netflix recently let it drop that its users clocked in more than one billion hours of content-viewing in the month of June alone, although the big question for CEO Reed Hastings is how that relates to the company's subscriber base. The results are in from its Q2 2012 earnings report, and it's claiming 27.56 million subscribers worldwide, up from 26 million last quarter. In the US alone that includes 23.94 million customers, after it reported 23.4 million in Q1. Also notable is a plan to launch service in an "additional attractive European market" in Q4, but we'll find out more about those plans later in Q3. O