The real time length of this video is about 9 hours. However the real build time is about twice that. Plus I didn't include the limit switch work and the hold down table...etc
I think it is about 40 hours total before it is operational.
You can put an order for one here:
http://www.grunblau.com/PlatformCNC.htm
(Full disclosure: I m just another user and a fan, there is no financial incentive for me)