I know I was only being flipant but really? That questions been both asked and answered a billion times on this forum and the answer can be found with a very sinple Google search or by just looking on the BMW website or a BMW brochure.
I was just flat out amazed that question was being asked
You only have to get as far as "F30 ada" in Google and it fills the rest in for you ...
Anyh00 - AMSS is best of both worlds. You get to choose your stiffness and each damper is adjusted on the fly to keep the car falt. It's a must have for anyone witha back who's not American.