When he’s not starring in movies and television, Adrian Genier is a serial entrepreneur. Most recognized for his role as Vincent Chase in HBO’s Entourage, and also the upcoming movie, Grenier has co-founded or invested in several companies including SHFT, Fansnaps, and Churchkey Can Co. Now he’s at it again but this time, he’s changing his tune. While at SXSW in Austin, I spent some time with Grenier to talk about his new music incubator, The WRECKROOM. The idea is…