DJ Akademiks believes that Jay-Z ’s Roots Picnic freestyle wasn’t enough to get the attention of his rap rivals . Midway through his headlining set at last weekend's festival, the Roc Nation head honcho subliminally threw shots at Drake , Nicki Minaj , Dame Dash , and even had some leftover smoke for his former collaborator, singer Jaguar Wright . For now, former State Property rapper Oschino and Dash have been the only people to respond to the freestyle , the latter of whom claimed he couldn’t hear the lyrics due to being distracted by Jay-Z’s afro . But in a recent livestream, Akademiks theorized that the rest of Hov's targets weren’t swayed by the freestyle. "You see, Jay-Z's move was a freestyle. He needs another move to validate his next move," Akademiks speculated. "They all look at his move as not worthy enough, and they're painted dust." Akademiks went on to claim that Jay-Z is being looked at as "rambling" along with "not getting the best response." People are like, 'Oh, okay, it's not bad.…