Dan: You can tell a lot about a person by what’s on their playlist.Greta: I know you can. That’s what’s worrying me.– from, “Begin Again” Title: “Begin Again”Released: 2013Genre: Music*Director and Writer: John CarneyStarring: Keira Knightly, Mark Ruffalo, James Corden, Hailee Steinfeld, Catherine Keener, Yasiin Bey (aka Mos Def,) Adam Levine, Karen Pittman, Paul Romero,…