San Joaquin County Jail, like most jails, records and monitors inmate phone calls. When EBK Young Joc calls for our interview, the Stockton, California-born rapper is understandably wary of saying anything the Sheriff’s Department might characterize as incriminating. (See the recent case of Baton Rouge rapper Lit Yoshi, whose recorded prison phone calls were played as evidence in court.) Granted, the connection on his prison-issue tablet is full of static, his grumbled and half-whispered words rarely rising above it. “I can’t talk too much over the phone. I wish I was out, so we could do a real interview,” Joc explains during a brief discussion of his early work with rap group-turned-clique EBK Hotboiiz. “They be trying to indict us. We’re already known in Stockton. They’re probably going ...