With all my complications i also havn't been able to delve into its specs. But there are intrinsic security advantages to no open slots imvho... sounds like doni nailed it; to keep dedicated on an apple centric network.
it's gota have wireless ability imo, maybe not since i't got that 'i'' in front of its name.
Maybe hayaku could chine-in on it, she do's buncha apple stuff.
i will be catching up, n comment again
e