Ziess Touit 12mm f2.8 for E-mount

[Bamboopictures]

For every good E mount lens there are two equivalent or better on the M43.
EXCEPT this one:
[video=youtube;MNAr4bcV9N4]http://www.youtube.com/watch?v=MNAr4bcV9N4[/video]
There just isn't a fast 18mm equivalent in M43!