I remain very skeptical they will go this direction. The last thing these cars need is more weight.
Now, I would not be surprised to see a M5 GT and M3 GT with AWD in the future. However, for M coupes and sedans, I really doubt it.
A gen-u-ine BMW eff-eight-zero with them tandem clutches in the transmission and that dad gum sun roof on the top-a da cawr.