It'll be like all of the Slender sequels. Nothing new. Unless it gets a major overhaul, but I doubt that. Probably have the same concept with the exception of a small twist that's uninteresting.
Says who? If the creator says so then he is an idiot and I reject that because Bonnie is not a male name.
Creator said it. It's speculated that he's meant to be a nod to Robbie from Silent Hill. Hey, Ashley & Tracy are also names for dudes, and started out only for them. But hey, you seen the new Bonnie model?