Two days ago Leica released new firmware for their X1 camera. The new firmware mainly contains improvements in the AF/MF functionality – for example the depth of field scale is displayed when in manual focusing mode:
The autofocus is now twice as fast – I did a quick video of the AF speed before and after the firmware upgrade. With the old firmware it took aprox. 2 seconds to autofocus in low light. With v2.0 the autofocus time is aprox. 1sec (for both 1 and 11 AF points):