Girls is halfway through its first season on HBO. The critically acclaimed show began shooting its second season this month. Alex Karpovsky’s “Ray” will be part of that shoot. Yes, he’s in season two, which is great news for those who rate Ray’s brief “McDonald’s monologue” in episode one as one of the show’s many gems. Alex met Girls creator Lena Dunham at SXSW and appeared in her breakthrough 2010 film Tiny Furniture. Alex talked to The Dodgy from his Brooklyn home about Girls, his latest feature Rubberneck, the writing process, and whether or not The Pint Interviews is a damn good idea. Girls Alex found out just a few months after Tiny Furniture premiered at SXSW about Lena’s Girls series and admitted his…