There are 3 images taken which each of the 3 new lenses. It goes to 1600 :) Couple of them appear over-processed, maybe it is because they were shot as jpegs with film simulation on.
Fujifilm Press Release:
Valhalla, N.Y., January 16, 2012 – Fujifilm North America Corporation Electronic Imaging Division today announced that the new, revolutionary . . . read more
No longer the stuff of rumors, here's the E-M5 straight from the horse's mouth:
Posted at the Russian site ProPhotos. Hurry up and grab them while they're still available :) Page is in Russian of course, but no translation needed to find the files, scroll down and you'll stumble upon them.