Never fear, the latest Fuji X-Pro1 firmware is
This is actually a significant development for X-Pro1 users and it would give you a rather huge upgrade in overall camera performance should you download it.
Now, a complaint of the initial Fuji X-Pro1 firmware was the apparent slowness of the system especially with start-up time and more importantly the autofocus. This firmware update once installed on the X-Pro1 and Fujinon XF lenses corrects this and much more, as explained in Fujifilm’s Press Release:
|Sample Image from the X-Pro1|
Users: For best results, update the firmware on both the camera and the Fujinon XF lenses at the same time.
Head on over to Fuji's support page for further information and the download.