See my review of the 2013 Apple Mac Pro.
The CPU in the 2013 Mac Pro can be upgraded after the fact, and thus it is a solid investment to start with—many users will find 4 cores more than adequate.
Hasselblad huge discounts
Perhaps the Pentax 645Z is having an effect. The H5D without lens for $9995 or with the 80/2.8 for $12495. CCD sensors are beautiful, but no Live View as with CMOS sensors (like the 645Z).