MTV reports that director Sam Raimi has some details about the upcoming Spider-Man 4, but has to stay mum in the meantime. Raimi says, “Right now, David Lindsay-Abaire is working on a draft of the new picture and he’s hard at work, and hopefully we’ll see something in about three months.” Despite rumors that say that The Lizard, Morbius and Carnage are potential enemies to Tobey Maguire’s Spiderman, Raimi cannot give any information away just yet: “I’m not at liberty to discuss the villains yet. I think I have to wait ’til the finished screenplay, and then it’d be up to Sony Pictures and the producers to determine when they…