Fuji admits it will run the Megapixel race too withe the next generatin X-trans sensor.

It was and is inevitable. You have to run the Megapixel race too if you want to survive in the digital camera business. Fuji Manager Toshihisa Iida confirmed in a Dpreview Interview that they will launch a higher MP sensor camera. The good news is that all current X lenses can resolve future high resolution sensors.

from Mirrorless Rumors