count me out on the m-sport. it seems similar to getting a s-line pkg on an audi. i will wait for something with more "real" changes, like an M335i if I can't spring for a genuine M3.
2014 335i RWD: ZMM, ZDA, ZDH, ZPP, ZTP, 2NH, 2TB, 5DL; Z4A MPPK; AW ext / VB int
2014 ML350: P01, R33, 297, 319, 846, 864, 889, 996; LB ext / AB int